1992-11Request for information on driving a pendulum off its natural frequencyPrasil, Tony
1992-12Recent experiments with a regulator clockEdwards, Evan
1992-21Request for information on Long's EscapementHarold, Mike
1992-22Comments on Even Edwards Cross Spring SuspensionBoucheron, Pierre
1992-22Comments on Even Edwards Cross Spring SuspensionMartt, Ernest
1992-26Crossed flex suspension sketchesBoucheron, Pierre
1992-26Drawing of Crossed Flex SuspensionEdwards, Evan
1992-27Thoughts on cross flex suspensionsHarold, Mike
1992-29Pendulums Factors CardEdwards, Evan
1992-210Letter to Doug Bateman re Q versus frequencyEdwards, Evan
1992-211Letter to Even Edwards re Q versus frequencyBateman, Doug
1992-212Escapement that impulses in one direction onlyLeeseberg, Ken
1993-12Friction in HorologyGrass, John
1993-13Electro-Optical Components for Pendulum SensorsPrasil, Tony
1993-14Knife Edge SuspensionsBateman, Doug
1993-17Pendulum circular error correction for a nickelCain, Dallas
1993-1144 Bar Linkage: computer analysisBigelow, Ned
1993-117More on QBoucheron, Pierre
1993-119Overview of Q relative to pendulum clocksEdwards, Evan
1993-22Friction in HorologyGrass, John
1993-23Friction in Horology and ElsewhereBigelow, Ned
1993-24Friction in HorologyWillard, Ed
1993-25Friction in HorologyKelley, C Stuart
1993-25Time ComparatorPrasil, Tony
1993-27Moving Pendulum clocks from Rochester, NY to Green Valley, AZEdwards, Evan
1993-29Pendulum losses as a function of semiarcBoucheron, Pierre
1993-214Q, The Quality FactorFritz, Norman
1993-31Ideal Pendulum DriveBigelow, Ned
1993-35Concerning Crossed-Spring PivotsMatthys, Bob
1993-36Comments on FrictionPayne, Michael
1993-36Comments on John GrassTaylor, Snowden
1993-37Q, The facts about pendulumBoucheron, Pierre
1993-38Q, A reply to comments onFritz, Norman
1993-38More comments on QPrasil, Tony
1993-39Comments on the April ArticleTaylor, Snowden
1993-311Q. How to determineBoucheron, Pierre
1993-311Measuring clocks within a tenth of a secondTekippe, Bernie
1993-312Efficiency of Mainspring SystemsHarold, Mike
1993-313Design of a precision mechanical clockSpong, E. David
1993-42Chapter 161 BylawsMartt, Ernest
1993-43Ideal Pendulum DriveBigelow, Ned
1993-411Electronically Driven Shortt ClockMatthys, Bob
1993-414Crossed Spring SuspensionsBateman, Doug
1993-415Beat and Rate Relationships for Pendulum ClocksWalker, Jerry
1993-416Pendulum Suspension SpringsMatthys, Bob
1993-417Pendulums swinging with very small amplitudesBateman, Doug
1993-52Bailey free pendulum clock in Horological JournalMartt, Ernest
1993-53Pendulum period versus pressureBoucheron, Pierre
1993-54Experimental results from Evan EdwardsEdwards, Evan
1993-56Irregular Fall of Clock WeightsMartt, Ernest
1993-58Pendulum RodsMatthys, Bob
1993-512Airy's EscapementFeinstein, George
1993-517Proposal to compare pairs of precision clocksMartt, Ernest
1993-518Pendulum Adjustment Nomogram (reprint)Saby, John
1994-12Clock Rate ComparisonsBoucheron, Pierre
1994-12Checking rates of precision clocksMartt, Ernest
1994-13Circular Error Defeated at lastBoucheron, Pierre
1994-13Circular Error Defeated at lastCain, Dallas
1994-17Ideal Pendulum DriveBigelow, Ned
1994-113Escapement Theory Points Way to Improved TimekeepingEdwards, Evan
1994-118J.R. Brown's Tumbling PalletsShelley, Fred
1994-121Irregular Weight Drop - CommentsGrass, John
1994-121Irregular Weight Drop - CommentsTaylor, Snowden
1994-122Irregular Weight Drop - CommentsBateman, Doug
1994-122On Casting Lead Alloy WeightsBigelow, Ned
1994-22Pierre Boucheron, A dedication toMartt, Ernest
1994-23Pendulum Bob Configuration and Thermal CompensationFeinstein, George
1994-215Double Spring Suspension DesignWalker, Jerry
1994-216Casting Lead or Lead AlloyDuBois, Andy
1994-216Brown tumbling pallets, An early reference to theShelley, Fred
1994-217Check your clock against WWVMatthys, Bob
1994-32Computerized Synchronization of Clocks Manufactured by the Self Winding Clock Company of New YorkJanoff, Mitch
1994-33Quality factor - The Practical ApproachBateman, Doug
1994-311Pendulum Support Reaction and Support DrivesBigelow, Ned
1994-316Comments on the relationship between circular error and escapement errorTekippe, Bernie
1994-319Using changes in escapement error to offset changes in circular errorEdwards, Evan
1994-42Free pendulum clock with an electronic slaveWarbey, John
1994-413Approach to a Numerical Analysis of Pendulum LossesBoucheron, Pierre
1994-419Worldwide Horology on the InternetUber, Gordon
1994-52Singer, Joe - ObituaryMartt, Ernest
1994-52InternetUber, Gordon
1994-52Roller SuspensionWoodward, Philip
1994-53Remote sensing device with electrical & timing machine outputWalker, Jerry
1994-54Suspension system designed to provide isochronous motion of the pendulumEllison, Bill
1994-57Pivot point, stresses, and moment of flexure pendulum supportBigelow, Ned
1994-59Clock Timer Referenced to WWVHopkins, Paul
1994-511Q, Bob shape and air currentsMatthys, Bob
1995-12Rolamite Suspension (comment)Bigelow, Ned
1995-12Correctiions to HSN 1994-5Hopkins, Paul
1995-12Sounds, Ticking (query)Payne, Michael
1995-13Scaling the Size of a PendulumMatthys, Bob
1995-17Measuring Clock ErrorWalker, Jerry
1995-19On Suspension SpringsBigelow, Ned
1995-111Ultimate pendulum: Higher Q or Better Drive?Cain, Dallas
1995-23Tomlinson electrostatically maintained pendulumBateman, Doug
1995-25Lowered Q improves clock performanceEdwards, Evan
1995-26Electrostatic ImpulsingBigelow, Ned
1995-27Q, The origin ofUber, Gordon
1995-212Tick vs Tock (request for survey)Prasil, Tony
1995-213Scaling the size of a pendulumIrving, Roger
1995-214New material for pendulum rodsPayne, Michael
1995-32What you donMatthys, Bob
1995-35Magnetic EscapementRainey, Michael
1995-37Carbon fibre or Kevlar for pendulum rodsBateman, Doug
1995-38GPS to calibrate to UTC. Using,Uber, Gordon
1995-39Hipp Lawyer/HorologistHeldman, Alan
1995-312Thoughts on Torsional PendulumsPayne, Michael
1995-42BiographyMatthys, Bob
1995-42InternetUber, Gordon
1995-42BiographyViglione, Dominic
1995-43Coriolis Effect on PendulumsKelley, C. Stuart
1995-44Review - Suspension Springs for accurate pendulums - MatthysMartt, Ernest
1995-46Foucault Experience, A Most GratifyingViglione, Dominic
1995-49Westinghouse Miniaturized Atomic ClockMartt, Ernest
1995-410ReviewMatthys, Bob
1995-411Clock Pendulums and the Q ParameterLeeds, L. M.
1995-52BiographyBigelow, Ned
1995-52BiographyHeldman, Alan
1995-52BiographyPritchard, Wilber
1995-52BiographyUber, Gordon
1995-53Instability of InvarMatthys, Bob
1995-57Comparison of James and Leeds on suspension spring stressBigelow, Ned
1995-58What Time is it?Pritchard, Bill
1996-12BiographyEdwards, Evan
1996-12BiographyFriedenthal, Ken
1996-12BiographyFritz, Norman
1996-13review of Philip Woodward's new book, My Own Right TimeBigelow, Ned
1996-14Carbon-fiber pendulum rodEdwards, Evan
1996-17Progress report on two-pendulum clock JB2Bigelow, Ned
1996-19Pendulums driven off resonant frequencyFritz, Norman
1996-116Energy analysis of pendulum perturbationsFriedenthal, Ken
1996-122Internet newsUber, Gordon
1996-22Bibliography of Dr. Philip Woodward's horological articlesMartt, Ernest
1996-22Bibliography Woodward's Horological papersWoodward, Philip
1996-24Instability of materialsBateman, Doug
1996-24BiographyWoodward, Philip
1996-25Book ReviewBigelow, Ned
1996-25Book Review of Woodward's book, A study of the Spiral HairspringWoodward, Philip
1996-26Fritz ExperimentWoodward, Philip
1996-28Fused Silica Pendulum RodIrving, Roger
1996-210BiographyIrving, Roger
1996-211Effect of Moisture in a Carbon Fiber Pendulum RodEdwards, Evan
1996-214Comparison of driving weight for some weight-driven clocksMartt, Ernest
1996-32BiographyKelley, C. Stuart
1996-32BiographyTekippe, Bernie
1996-32Internet reportUber, Gordon
1996-33Velocity-Dependent Electromagnetic Maintaining System For Use In High-Precision Pendulum ClocksBaxendall, Peter J.
1996-3760 HZ Power System as a Time ReferenceHopkins, Paul
1996-38English Bobs: A Follow-up Comment to Doug BatemanHeldman, Alan
1996-39Analytical Treatment of Norm Fritz' ExperimentFriedenthal, Ken
1996-312ClockwatcherTekippe, Bernie
1996-317Effect of the Earth's Rotation on the Motion of the Simple PendulumKelley, C. Stuart
1996-42BiographyHall, Edward T.
1996-42BiographyPaton, Leslie
1996-43Littlemore ClockHall, Edward T.
1996-422Fedchenko Isochronous Pendulum SuspensionPaton, Leslie
1996-429Energy Analysis of Pendulum Perturbations - Part IIFriedenthal, Ken
1996-52Fasteners For Quartz Pendulum RodsMatthys, Bob
1996-59Quartz Tubing As Part of Temperature CompensationMatthys, Bob
1996-510Fixing Brass to QuartzIrving, Roger
1996-511Compression Clamp Attachment to QuartzCain, Dallas
1996-513Quartz Rod ExperienceHopkins, Paul
1996-514Notes on Fused Silica and ULE - Some parallel experience with mercury arc tubes.Martt, Ernest
1996-515Technical Data Index For Fused Silica and ULEMartt, Ernest
1996-516Phase diagram for quartzMartt, Ernest
1996-517Technical data for fused silicaMartt, Ernest
1996-518Fused silica, A supplier forMartt, Ernest
1996-520Corning's ULE (ultra low expansion) materialMartt, Ernest
1996-523Graphs of coefficient of expansion and stability for fused silica and ULEMartt, Ernest
1996-524Pertinent quotes from early letters by Rawlings and Shortt viaFeinstein, George
1996-524Internet NewsUber, Gordon
1997-12My Suitcase Model Foucault PendulumViglione, Dominic
1997-14Shrink Fit Attachment To Quartz RodsBigelow, Ned
1997-15unpublished article by John Early Jackson on Analytic Treatment of Effect of Support Movement on Frequency of a Pendulum.Feinstein, George
1997-110Review: Mechanics of the Sandglass by AA Mills, W Day, S ParksMartt, Ernest
1997-111Random Disturbances and the Allan CoefficientFriedenthal, Ken
1997-114Old but still interesting articles from the Horological JournalMatthys, Bob
1997-116Transient Temperature CompensationBigelow, Ned
1997-116Internet newsUber, Gordon
1997-22Notice of speakers at the Atlanta NationalMartt, Ernest
1997-23Experimental Concrete Base For Precision ClocksScolnik, Bill
1997-25Pendulum Error, An Important Cause of - sliding friction between the pendulum rod and bobWalker, Jerry
1997-26Impulse and Circular ErrorFriedenthal, Ken
1997-29Some Practical Properties of QuartzMatthys, Bob
1997-211Precision Determination of Pendulum PeriodHeldman, Alan
1997-216Closer Look At Transient Temperature CorrectionBigelow, Ned
1997-217Transient temperature compensationBateman, Doug
1997-217More on Pendulums Driven Off Resonant FrequencyFritz, Norman
1997-218Internet NewsUber, Gordon
1997-32Stability (Allan Deviation) of Mechanical Clocks for Short Intervals.Uber, Gordon
1997-35Transient Temperature Effects in a PendulumMatthys, Bob
1997-39Cure For the Effects of Moisture on a Carbon Fiber Pendulum Rod and Thoughts on a Accurate Regulator Clock.Edwards, Evan
1997-312Experimental Concrete BaseScolnik, Bill
1997-313Fedchenko AChF-3 Isochronous SuspensionFeinstein, George
1997-42New information on Invar in the NAWCC LIbraryMartt, Ernest
1997-42review of a booklet by an HSC member, Dr. David S. GoodmanMartt, Ernest
1997-43Design of a New Clock Timer Tool: The Microset Timer..Mumford, Bryan
1997-47Escape Wheel SignatureSmith, David J.
1997-411Global Positioning System For Horological Timing - Part IUber, Gordon
1997-414Chordal Pitch Gears as used by John Harrison. Part I of an article on,Wale, Ted
1997-52Chordal Pitch Gearing. Part 2 (conclusion), Harrison'sWale, Ted
1997-519Allan Variance and the RMS Time ErrorMatthys, Bob
1997-524Measuring Pendulum Amplitude with the MicroSetSmith, David J.
1997-529Anomalous Circular Error In a Compound Pendulum Clock using the MicroSet timerHeldman, Alan
1998-13Experiments with an Arnfield escapementIrving, Roger
1998-111Peeling an Onion ( A Framework for Time keeping Quality)Friedenthal, Ken
1998-118Progress on My Regulator ClockEdwards, Evan
1998-121Ultimate Electro-Magnetic Drive for a Clock PendulumCain, Dallas
1998-123Roster of members thru 1997Martt, Ernest
1998-22Ultimate Electro-Magnetic Drive for a Clock PendulumCain, Dallas
1998-25Clock and watch timer with Fourier analysisThackery, Steve
1998-225Lip of the Arnfield escapementWoodward, Philip
1998-227MoreBigelow, Ned
1998-229Position sensitivity along the pendulum rodMatthys, Bob
1998-32SummaryBetts, Jonathan
1998-33Design and Operation of Dual Pendulum Clock JB2Bigelow, Ned
1998-310Measuring Amplitude with the MicroSet TimerBigelow, Ned
1998-310Still more on anomalous circular error in a compound pendulumBigelow, Ned
1998-311Equations for the period of a pendulumLeeds, L. M.
1998-316Atmos Clock, Ethyl Chloride as the Bellows GasMartt, Ernest
1998-42Dual Pendulums- a Comment, an Alternative System, and Gravity Survey PendulumsBateman, Doug
1998-46Pulleys on clocks: WhatHeldman, Alan
1998-46Request for a source of front-silvered mirrorsWale, Ted
1998-47Effect of the Pendulum Rod on QMatthys, Bob
1998-410Open letter to the analysts and mathematicians in the Horological Science ChapterMatthys, Bob
1998-411Summary by E. C. Martt of a paper on soil stability written by Raplph T. Berg, sent by Bob Matthys on Inertial Test Slab Stability StudyBerg, Ralph T.
1998-411Summary by E. C. Martt of a paper on soil stability written by Raplph T. Berg, sent by Bob Matthys on Inertial Test Slab Stability StudyMartt, Ernest
1998-52Putting Q To RestEdwards, Evan
1998-52Should a pendulum rod be rigid of flexible?Feinstein, George
1998-52Putting Q To RestWoodward, Philip
1998-53Some Thoughts on Suspension SpringsWoodward, Philip
1998-57Invariable and Minimum Period PendulumsBateman, Doug
1998-512Review by of Blair Martin's master's thesis, An Analytic Investigation of the Ultimate Limitations on the Accuracy of the Pendulum Clock. (See HSN 1984)Woodward, Philip
1998-514Some Replies to Robert Matthys's QuestionsWoodward, Philip
1998-517Comments on Some Replies to Robert Matthys's QuestionsMatthys, Bob
1999-12Review of two important articles by Bryan Mumford in the November and December issues of the Horological Journal, the first is on Pendulums Interfere With Each Other (Nov.), the second is Experimental Electromagnetic Clocks.Martt, Ernest
1999-13Comments onHeldman, Alan
1999-13Thoughts on pendulum stiffness.Payne, Michael
1999-13Comment on the philosophy of pendulumsRozycki, Carl
1999-13Supplier for first surface mirrorsWard, Bill
1999-14Old brass mainsprings?Bigelow, Ned
1999-14Old Atmos clock repairWale, Ted
1999-15Why Does This Pendulum Work?Heldman, Alan
1999-16Sinusoidal Drive of a PendulumMatthys, Bob
1999-118Useful Tool for Horological ModelingHolmstrom, Bob
1999-122Venture Into the Turbulent Waters of Chaos Theory as it Pertains to Pendulums.Heldman, Alan
1999-22Pendulums RevisitedEmmerson, Alan
1999-214GPS Receiver to measure precision pendulums. Using a,Mumford, Bryan
1999-218Solid One-Piece Suspension SpringsMatthys, Bob
1999-223Did Riefler Read Eiffel?Heldman, Alan
1999-226Comments on Chaos TheoryEmmerson, Alan
1999-227Reply to Alan HeldmanWoodward, Philip
1999-228Discussion Paper on Electromagnetic DriveWale, Ted
1999-230Philosophical Treatise on HSN Issue 1999-1Hopkins, Paul
1999-231More Querys About QBateman, Doug
1999-232Rock the Boat - Can Experiments Add Some Useful Facts to the Q DebateHolmstrom, Bob
1999-232Water Pendulum commentsWoodward, Philip
1999-32Quantifying Temperature and Barometric Effects in Free Pendulum ClocksBelleville, Robert L.
1999-311Some Mathematics of the Cantilever PendulumEmmerson, Alan
1999-320Muchless Electromagnetic Pendulum Drive CircuitBigelow, Ned
1999-323EverythingHeldman, Alan
1999-325From Riefler and Reynolds via Eiffel to Von KarmenEmmerson, Alan
1999-329Sinusoidal Drive of a Pendulum, A Note onMatthys, Bob
1999-331response to Emmerson re chaosHeldman, Alan
1999-332Why Alan HeldmanFeinstein, George
1999-332HSN Archive ProjectHolmstrom, Bob
1999-42Early beginnings of the Horological Science Chapter of NAWCC as recalledEdwards, Evan
1999-43Period Variation in an Electronically Maintained ClockBelleville, Robert L.
1999-411Pendulum Air Movement: A Failed ExperimentMatthys, Bob
1999-414Phase Shifts in a Single-Coil, Sinusoidal, Pendulum Drive CircuitBigelow, Ned
1999-416Compound cycloidal pendulumWoodward, Philip
1999-417Smooth Electromagnetic Impulse Without ElectronicsHeldman, Alan
1999-419Comment on Bellville HSN 99-3Heldman, Alan
1999-419Turbulent Discussions of PendulumsHeldman, Alan
1999-420Simplifying the drive circuit! (of HSN 1999-3Cain, Dallas
1999-421Spring Suspensions for a Pendulum by Fedchenko & Fleer. reprintFedchenko
1999-426Errata and Addenda to Muchless Article, HSN 99-3Bigelow, Ned
1999-426ErrataEmmerson, Alan
1999-426Comment on CDROM/web version of HSNHolmstrom, Bob
1999-52circular error correction devices. Introduction and summary of references to,Holmstrom, Bob
1999-56Bulle Isochronism SpringHeckenberg, N.R.
1999-513Notes on Isochronous PendulumsKatsma, Robert
1999-516Period of a Cycloidal Pendulum with Rotation Proportional to DisplacementKatsma, Robert
1999-520Circular Error and its Reduction by the Use of Permanent MagnetsPipes, Malcolm
1999-529Isochronous pendulum lengthWale, Ted
1999-532Erratum on compound cycloidal pendulum + Postscript on Aesculus HippocastanumWoodward, Philip
2000-12Introduction to the Longnow Clock ProjectHillis, Danny
2000-16Barometric compensation of a Crossed Spring SuspensionMatthys, Bob
2000-17Effective Length of a Pendulum with Knife Edge SuspensionBigelow, Ned
2000-19Spiral HairspringJohnston, Kenneth
2000-111Pendulum Air MovementMatthys, Bob
2000-122Geometry of the Grasshopper Escapement: A Recalculation of Burgesses Figure 4.Casson, Henry
2000-22Effects of Weather on a Wooden ClockBailey, David
2000-217Regulating a Compound PendulumNorwood, V.T.
2000-219Effect of Knife Edge Shape on Pendulum Rate versus AmplitudeBigelow, Ned
2000-224Effect of Humidity on Wood Pendulum RodsHeldman, Alan
2000-228Measuring the Critical Geometric Parameters of a knife-edge BearingMcGurk, Leon H.
2000-32Short History of Pendulum Temperature CompensationMatthys, Bob
2000-37Bumpy Road to Temperature CompensationMatthys, Bob
2000-39Measuring a Clock's Temperature ResponseBelleville, Robert L.
2000-312Design Considerations for Minimizing the Effects of Temperature Variation on the Period of a PendulumFeinstein, George
2000-316Measuring Temperature Compensation with MicroSetMumford, Bryan
2000-319Does it matter where you support the bobHolmstrom, Bob
2000-321HumilityHeldman, Alan
2000-322Thermal Compensation of Pendulum Clocks - A Reference ListHolmstrom, Bob
2000-325Rock the boatBigelow, Ned
2000-325Rock the boatHeldman, Alan
2000-42Fact and FancyWale, Ted
2000-48Silica Rod for a Seconds PendulumIrving, Roger
2000-410Notion of Random Error in Pendulum Clocks, RevisitedHeldman, Alan
2000-416Visual Display of Quantitative InformationHeldman, Alan
2000-417What is the Best Way to Predict Future Performance of a Pendulum ClockHeldman, Alan
2000-420Case for the Case - Part OneHeldman, Alan
2000-432ClockquakesBelleville, Robert L.
2000-433Horological Science ArchivesMueller-Maerki, Fortunat
2000-433Horological Science ArchivesUber, Gordon
2000-434Correction to Air Density TableFeinstein, George
2000-434Request for translation helpHolmstrom, Bob
2000-52Photoelectronics for PendulumsMatthys, Bob
2000-511Heldman's random walkWoodward, Philip
2000-519Apology for stability analysisWoodward, Philip
2000-520Case for the Case - Part TwoHeldman, Alan
2000-528Clarification of the Graphics in my Note Titled The Visual Display of Quantitative Information (in HSN 2000-4 at p.16)Heldman, Alan
2000-530Thoughts on The Square Root LawHeldman, Alan
2000-531Errata-HSN 2000-4 Fact and FancyWale, Ted
2000-532Set of Brass SpringsBigelow, Ned
2000-532Responses to Alan Heldman.Emmerson, Alan
2000-532Request for biographiesHolmstrom, Bob
2001-12Finding a Pendulum's Axis of RotationMatthys, Bob
2001-13Regulating a Compound Pendulum, RevisitedTaylor, Snowden
2001-15Comments on Ted Wale's Fact and FancyBetts, Jonathan
2001-18Arnfield's Lifting LeverFritz, Norman
2001-110Bio & Rock the BoatWale, Ted
2001-111Laurie Helske's Compound Pendulum Clock - Translation by Fortunat Mueller-MaerkiHolmstrom, Bob
2001-114Who was Karl Satori?Holmstrom, Bob
2001-115Satori Quartz Pendulum Patent - Translation + photos + drawingCipra, Jim
2001-118Satori Quartz Pendulum Brochure TranslationCipra, Jim
2001-121Satori Electric Clock DescriptionHolmstrom, Bob
2001-22Fresh Look at W5Woodward, Philip
2001-25Does the X-Pendulum Have a Place in HorologyHolmstrom, Bob
2001-28In Reply (response to Jonathan Betts)Wale, Ted
2001-29Correction to Arnfields Lifting Lever HSN 2001-1Fritz, Norman
2001-29Rock the Boat - Two itemsOwen, Robert
2001-210Rock the Boat - Thoughts on Bob ShapeCasson, Henry
2001-211RosterHolmstrom, Bob
2001-32English Watches with Robin's EscapementsGanczarczyk, Dr. J.
2001-310Adjusting a Dual Pendulum ClockBigelow, Ned
2001-312Crystal Oscillator Temperature Calibration via WWVBBelleville, Robert L.
2001-313Some Observations About Scientific Research & DiscoveriesSwetsky, Martin
2001-314Does a Pendulum's Axis of Rotation Shift with AmplitudeMatthys, Bob
2001-315Water Clock BibliographyUber, Gordon
2001-318FFT Analysis of Clock Data Using Microsoft ExcelHolmstrom, Bob
2001-322Translation of introduction to Thesis on Mercury PendulumsHolmstrom, Bob
2001-323corrections to roster + note from Paul Hopkins + Invar book noteHolmstrom, Bob
2001-42Evaluation of Gravity Interaction Between PendulumsBigelow, Ned
2001-46Suspension spring without a formula in sightWoodward, Philip
2001-410Isochronous ClockTekippe, Bernie
2001-414New Horological Science Research Tool Available at NAWCC LibraryMueller-Maerki, Fortunat
2001-417Erratum and Addenda to English Watches with Robin's EscapementGanczarczyk, Dr. J.
2001-418Rock the boat - Gravity Compensation?Whitehead, Richard
2001-52Circular error of a pendulum on a suspension springWoodward, Philip
2001-520Pendulum spring / circular error referencesHolmstrom, Bob
2001-522All Pneumatic Clock? - Rock the boatPayne, Michael
2001-522Reply to Richard Whitehead (2001-4)Woodward, Philip
2002-12Designing the Dead-Beat Escapement On a MS Excel SpreadsheetMartt, Ernest
2002-113First tunning fork timer?Miles, Bob
2002-113First tunning fork timer?Woodward, Philip
2002-114First tunning fork timer?Bagley, Geoff
2002-114First tunning fork timer?MacMillan, David
2002-117I Have Spoked!Casson, Henry
2002-118Rock the Boat AgainCain, Dallas
2002-22Analysis of mechanical operation of dual pendulum clock JB2Bigelow, Ned
2002-27Brief History of Two-PendulumAntiquorum
2002-210Extensions to the Smith Method of Amplitude MeasurementHolmstrom, Bob
2002-214List of articles from the Annales FrancaiseHolmstrom, Bob
2002-220Rock the boatCain, Dallas
2002-220Information on the Koenig/NiaudetPrasil, Tony
2002-220Rock the boatRozycki, Carl
2002-32Four-Gear Grandfather ClockHoutman, Hubert
2002-38Le Bon's Equation PuzzleWhite, Graham
2002-314Two-year performance of EvanEdwardsEdwards, Evan
2002-320Marcel Betrisey's Radiometric Pendulum ClockHolmstrom, Bob
2002-324Corrections to Extensions to the Smith Method of Amplitude MeasurementHolmstrom, Bob
2002-324Electric clock animation software available on CDBosschieter, Ted
2002-42Gearing of the Strutt and Wigston Skeleton ClockWhite, Graham
2002-410Finite Element Analysis of a Fedchenko Type PendulumPook, Les P
2002-419Calculation of Effect of Moving Small Weight Up and Down on Pendulum RodEdwards, Evan
2002-420Rock the boat - HumidityEmmerson, Alan
2002-52W5 Construction Details - Part 1Holmstrom, Bob
2002-514Power Flow in the Antikythera MechanismWhite, Graham
2003-12Elgin Maintaining Power by Seth ThomasWhite, Graham
2003-18Electrolift Pendulum DriveBigelow, Ned
2003-115W5 Construction Details - Part 2Holmstrom, Bob
2003-122W5 Escapement ModelWale, Ted
2003-123Power Flow in the Antikythera Mechanism - 2 page CorrectionWhite, Graham
2003-22Display Periods from a Split-Path Epicyclic Train - Part 1White, Graham
2003-29W5 Construction Details - Part 3Holmstrom, Bob
2003-219Beat and Rate Relationships for Pendulum ClocksWalker, Jerry
2003-220Book Review: The Measurement of Time: Time, Frequency and the Atomic Clock by Claude Audoin and Bernard GuinotUber, Gordon
2003-32Display Periods from a Split-Path Epicyclic Train - Part 2White, Graham
2003-311W5 Construction Details - Part 4Holmstrom, Bob
2003-42Some Notes On The Strutt Epicyclic Train ClockSmith, W.R.
2003-47Display Periods from a Split-Path Epicyclic Train - Part 3White, Graham
2003-418W5 Construction Details - CorrectionsHolmstrom, Bob
2003-53Display Periods from a Split-Path Epicyclic TrainWhite, Graham
2003-513Period of a Simple Pendulum is Not 2*pi*(L/g)^0.5Matthys, Bob
2003-514W5 Construction Details - CorrectionsHolmstrom, Bob
2003-515Author Index to HSN through issue 2003-5Holmstrom, Bob
2004-12Symposium detailsHolmstrom, Bob
2004-13Theoretical Analysis of Period Errors in the Fedchenko PendulumPook, Les P
2004-124Measurement of Fedchenko Period Errors - A First AttemptHolmstrom, Bob
2004-125Rock the Boat - Why Cross Out Wheels?Croce, Garlo G.
2004-125Update to index informationFritz, Norman
2004-125W5 Maintaining Work updateHolmstrom, Bob
2004-22Symposium detailsHolmstrom, Bob
2004-23Early Epicyclic Maintaining PowerWhite, Graham
2004-218Differential Threads for Pendulum Adjustment (with some digressions)Heldman, Alan
2004-224Answer to crossing out questionPook, Les P
2004-224Rock the boat - The Shortt clock and a question of interferenceWoodward, Philip
2004-224W5 CDHolmstrom, Bob
2004-32Symposium detailsHolmstrom, Bob
2004-33Measuring a Pendulum's PeriodMatthys, Bob
2004-316Tesla's Electrolytic clock - information found byO'Brian, Ed
2004-318James White's MicrometerWhite, Graham
2004-320Differential theads and wheel crossingsEmmerson, Alan
2004-322Interference in a Shortt ClockBigelow, Ned
2004-323A Correction and an ApologyFriedenthal, Ken
2004-323Rock the boat - Drag and inertia effects on pendulumsPook, Les P
2004-324Accurate Clock Pendulums - book reviewHolmstrom, Bob
2004-42Symposium scheduleHolmstrom, Bob
2004-43Real Compound PendulumsMatthys, Bob
2004-412Math Kit for Circular Error Correction with tangent-ouncesCain, Dallas
2004-416A reply to les Pook's boat rockingEmmerson, Alan
2004-416Reference to Hipp Chronoscope paperMueller-Maerki, Fortunat
2004-417Woodward's questionable Method of Determining and Predicting Timeke[pper PerformanceHeldman, Alan
2004-418HSN now on CDMartt, Ernest
2004-419HSN RosterHolmstrom, Bob
2004-52Symposium detailsHolmstrom, Bob
2004-53Gearing of the 1575 Kassel GlobeWhite, Graham
2004-514Floppy BobsThackery, Steve
2004-515Flicker noise as the arch enemyWoodward, Philip
2004-516Floorboard errors of a standing pendulum clockWoodward, Philip
2004-518Figures don't lieBigelow, Ned
2004-518Another Response to Carlo G. CroceTaylor, Snowden
2004-518A useful online resource for sundial creationHolmstrom, Bob
2004-519A Light Weight Aerodynamic Pendulum RodHeldman, Alan
2004-520Some thoughts on the Littlemore clockMumford, Bryan
2005-12Things Are Seldom What They Seem - Christiaan Huygens, The Pendulum and the CycloidEmmerson, Alan
2005-22The Design of Elliptical PendulumsHoutman, Hubert
2005-212The Fallacy About Random ErrorsHeldman, Alan
2005-217A Dual Pendulum ChronicalBigelow, Ned
2005-222More on Pendulum Drive by LiftingBigelow, Ned
2005-32Impulsing the Pendulum: Escapement ErrorsFeinstein, George
2005-327Comments on Alan Emmerson's Huygens Article Plus Some Perhaps-New Ideas About Huygens' ClocksHeldman, Alan
2005-342On RandomnessEmmerson, Alan
2005-343Fact and fallacyWoodward, Philip
2005-42Good BehaviorMatthys, Bob
2005-43Temporal Analysis of PendulumsHoutman, Hubert
2005-415Mudge's Lunar GearWhite, Graham
2005-420Christiaan Huygens, the Pendulum and the Cycloid - Author's reply to Comments by Alan HeldmanEmmerson, Alan
2005-426The Shortt Clock and a Question of InterferenceMiles, Bob
2005-427A Query on the Shortt Free PendulumMiles, Bob
2005-428Compound Pendulums & Floppy BobsMatthys, Bob
2005-428Sunk and SalvagedWoodward, Philip
2005-429Rock the boat - Meccano ClocksPook, Les P
2005-429Symposium in HoustonHolmstrom, Bob
2005-429New book - Pendulum by Baker and BlackburnHolmstrom, Bob
2005-52Documents Concerning Thomas Mudge?s Lunar GearWhite, Graham
2005-514Drop of the Weight vs Ticking of the EscapementRiegel, Pete
2005-515Impulsing of the Shortt free pendulum ? Philip Woodward replies to Robert MilesWoodward, Philip
2005-517A Dual Pendulum SequelBigelow, Ned
2005-518Response to Hubert Houtman?s Temporal Analysis of PendulumsEmmerson, Alan
2006-12Lunar/Solar Tides and Pendulum Clocks (part 1)Van Baak, Tom
2006-19Stabilisation of Pendulum AmplitudeWhitehead, Richard
2006-117Lunar Gears in Thomas Mudge?s Bracket ClockWhite, Graham
2006-125Comments on the Accuracy of Lunar Gear TrainsKirk, John G
2006-131Reply to Alan EmmersonHoutman, Hubert
2006-22Back issue CD and W5 CD informationCasson, Henry
2006-22CorrectionWhitehead, Richard
2006-23On Camus? Teeth of WheelsWhite, Graham
2006-29The Elliptical Pendulum and a TheoremEmmerson, Alan
2006-211It's About TimeEmmerson, Alan
2006-217Grimthorpe?s Grasshopper?Casson, Henry
2006-220The Technology of the Precision Clock Used as a Clockmaker?s RegulatorNovak, Karl
2006-32Abbot Richard?s Astronomical Gears. Part.White, Graham
2006-311What I?ve been up toBelleville, Robert L.
2006-317A New EscapementTekippe, Bernie
2006-321The Pendulum ? A Book reviewHeckenberg, N.R.
2006-324A Rudimentary Treatise.....Irving, Roger
2006-326Wind Waves and PendulumsBigelow, Ned
2006-42Abbot Richard?s Astronomical Gears - Part. IIWhite, Graham
2006-410Another Look at the Text Behind North's and Bender's Reconstructions of Wallingford's Eclipse MechanismMacMillan, David
2006-420An Attempt to Make Republican Hours Readable on a French ClockCroce, Garlo G.
2006-423Musings on a Longcase Mechanical ClockEvans, Paul C.
2006-428The Accuracy of Precision Pendulum Clocks - A budding discussion in ?Mitteilungen, Deutsche Gesellschaft fuer Chronometie?Novak, Karl
2006-430Free access to Royal Society of London ArchivesHolmstrom, Bob
2006-53Ernie MarttHeldman, Alan
2006-54Pendulum Support Loss Measured With a View to Optimal Design and Mounting ? Part 1Heldman, Alan
2006-512Electro-Magnetic Drive with a More Free Pendulum ? Part 1Matthys, Bob
2006-526New Book - Woodward on TimeEvans, Paul C.
2007-12Electro-Magnetic Drive with a More Free Pendulum - Part 2Matthys, Bob
2007-115Pendulum Support Loss Measured With a View to Optimal Design and Mounting - Part 2Heldman, Alan
2007-126Response to Alan Heldman on Pendulum Support LossesEmmerson, Alan
2007-130An Earthquake ObservedBelleville, Robert L.
2007-22Evan EdwardsEdwards, Evan
2007-23Exploring BuoyancyBelleville, Robert L.
2007-213Pecqueur's Memoire on Epicyclic Summing Gears - Part 1 by Graham WhiteWhite, Graham
2007-220Pendulum Support Loss: Further Comments in View of Feedback Received (including the "Response" from Alan Emmerson in HSN 2007-1)Heldman, Alan
2007-227Electro-Magnetic Drive correctionBigelow, Ned
2007-228Woodward on Time reviewMueller-Maerki, Fortunat
2007-32A Perspective On Electromagnetic Pendulum DrivesBigelow, Ned
2007-37Linearity of the Air Pressure's Effect on a Pendulum's Clock RateMatthys, Bob
2007-313Pecqueur's Memoire on Epicyclic Summing Gears. IIWhite, Graham
2007-319Pendulum Support LossesEmmerson, Alan
2007-324Discussion of Recent Articles on Pendulum SupportCleyet, Bernard
2007-328A simple maintaining power and roller clutch with clickCasson, Henry
2007-330Online horological booksHolmstrom, Bob
2007-42Mechanics of the Escapement Driven PendulumJoseph, Steve
2007-417More on Support Losses and Surprises with a New Experimental RigHeldman, Alan
2007-424Review of a Modern Free (on-line) Book, Strongly RecommendedHeldman, Alan
2007-425A Dual Pendulum ToyBigelow, Ned
2007-426Pendulums and External VibrationsMatthys, Bob
2007-428Postscript to: "Linearity of the Air Pressure's Effect on a Pendulum's Clock Rate"Matthys, Bob
2007-428Comments on "Discussion of Recent Articles on Pendulum Support by Bernard Cleyet"Hopkins, Paul
2007-429Q Calculation from Time at BDC of a Pendulum (as measured by a photo-gate or similar time detector)Cleyet, Bernard
2007-52Detent escapements, central-impulse pallets, and servo-remontoiresHoutman, Hubert
2007-520Pecqueur's Memoire on Epicyclic Summing Gears - III - A Review by Arago and De PronyWhite, Graham
2007-527Single - Ended Drive of a Double-Pendulum ClockHaine, John
2007-533Response to Alan Heldman's New Experiment, etc.Cleyet, Bernard
2008-12A Pin Escapement ModelHarger, R. O.
2008-114Antikythera RevisitedWhite, Graham
2008-22Calculation of Gear Trains by Approximation translatedKirk, John G
2008-211Mr. Heldman?s Apparatus, QuantitativelyCleyet, Bernard
2008-217Explanation of my WatchCasson, Henry
2008-221Robertson?s Bristol ClockHolmstrom, Bob
2008-229Question and Response re Houtman articleWale, Ted
2008-230Text correction for Antikythera Revisited.White, Graham
2008-32An All-Digital Pendulum Drive AmplifierMatthys, Bob
2008-311Does the Suspension spring of a Pendulum Clock Get Stiffer When Bob Mass is IncreasedHeldman, Alan
2008-326Derivation of the Period of a Compound PendulumHaine, John
2008-328Foliot Pallet Lubrication?Croce, Garlo G.
2008-328Anti-friction Wheel Pendulum supportHolmstrom, Bob
2008-42A Shortt Lesson in Allan Deviation (Tides, part 2)Van Baak, Tom
2008-48Period Error During Amplitude MeasurementMillington, Andrew
2008-413Going Round in CirclesFergusson, Colin
2008-417Suspension Spring Stiffness and Pendulum MassEmmerson, Alan
2008-52Pendulum Dynamics and the Advance of ScienceEmmerson, Alan
2008-59On the rules pertaining to the choice of suspension spring dimensions of a horological regulator by P. Le RollandLemieux, Marc-Andre
2008-520Pendulum Spring and Flexure Bibliography (update)Holmstrom, Bob
2008-523Going Round in (Chaotic) Circles + correctionHaine, John
2008-526Review of David Heskin's Sleeping in OblivionFergusson, Colin
2009-12A Little MoreEmmerson, Alan
2009-110Comment on "Going Round in Circles"Bigelow, Ned
2009-111A Design for a Precision Centrifugal Governor or More on Conical PendulumsBigelow, Ned
2009-113Resonance in Spherical PendulumsHaine, John
2009-121Salvaging Invar from Discarded CRTsWard, Bill
2009-122Seasonal Tower Clock AmplitudeWard, Bill
2009-22Mainspring Barrel DesignEmmerson, Alan
2009-233Electronic Measurement of the Amplitude of Swing of a Clock PendulumHastings, Peter
2009-237Borates for Woodworm ControlWard, Bill
2009-239Response to Seasonal Amplitude QuestionHeldman, Alan
2009-240Rocking the boat: Circular ErrorCain, Dallas
2009-32The spring-barrel/fusee/anchor-recoil-escapement pendulum clock as an integrated system with phase-locked negative feedbackHeldman, Alan
2009-326Mechanics of a Pendulum - Circular Error Correction - The essentials in a page to set the stageCain, Dallas
2009-327Rocking the Boat Response ?Electronic Measurement of Amplitude of Swing?Cain, Dallas
2009-328Bush - Jackson Circular Error CorrectorBigelow, Ned
2009-330Rocking the Boat Response - Seasonal Amplitude VariationEmmerson, Alan
2009-42A Bellows Air Pressure Corrector for a PendulumMatthys, Bob
2009-420Results of Proportional Digital Drive with #8 PendulumBelleville, Robert L.
2009-426Fatigue Failure and Replacement of a MainspringPook, Les P
2009-434Gulf of California Earthquake of 3 August 2009Walter, David
2009-52On the Development of a Rod-Less Pendulum ClockEverman, Mike
2009-516A Dream Pendulum Clock (Tides, part 3)Van Baak, Tom
2009-521What Changes When Gravity Changes (Tides, part 4)Van Baak, Tom
2009-525What was Fasoldt thinking?Holmstrom, Bob
2009-525What was Fasoldt thinking?Saff, Don
2010-12Equations of motion for the spring suspended pendulumEmmerson, Alan
2010-115Fabrication of Replicas of the three wheel clock of Abraham-Louis Breguet by J. P. Chollet and M. Jean-Michel Piguet Translated by John KirkKirk, John G
2010-126A Possible Cycloidal Pendulum support Wale, Ted
2010-22On Leonardo's Lunar-display SketchesWhite, Graham
2010-213Count-Wheels: A Mathematical Problem Arising in HorologyWeintraub, Stephen H.
2010-220Response to Fasoldt Suspension QuestionEverman, Mike
2010-222Additional Fasoldt suspension ImagesSaff, Don
2010-32Q1Scolnik, Bill
2010-310Escapement Error in Intermittently Impulsed PendulmsHaine, John
2010-316Mainspring in BarrelsEmmerson, Alan
2010-331Request for CollaborationsJarvis, John
2010-42Disturbance of Pendulums (by impulse and otherwise) Heldman, Alan
2010-422Response to John Haine (HSN 10-3) Thackery, Steve
2010-423More Observations of a Lifted Pendulum by John HaineHaine, John
2010-430HSN Subscription Renewal NoticeSpong, E. David
2010-52An Epicyclic Trim Train by BurgWhite, Graham
2010-56Synchronous Oscillations of Asymmetric Coupled Pendulums Haine, John
2010-514Disturbance of Pendulums ? Q and energy losses Bateman, Doug
2010-515Q, Again Matthys, Bob
2010-519Comments re Alan Heldman?s ?Disturbance of Pendula? Wale, Ted
2010-521Horological puzzle Prasil, Tony
2011-12Parabolic Conical Pendulums, and Some New Cycloidal PendulumsHoutman, Hubert
2011-116On the Correction of a Pendulum for the Reduction to a Vacuum: Together with Remarks on Some Anomalies Observed in Pendulum Experiments By F. Baily - Comments on Knife Edges submitted by R. MatthysMatthys, Bob
2011-126Book Review by Fortunat Mueller-Maerki - The Most Important Clock in America. The David Rittenhouse Astronomical Musical Clock at Drexel University, By Ronald R. HoppesMueller-Maerki, Fortunat
2011-128Rittenhouse Equation of Time MechanismHolmstrom, Bob
2011-129Important Recent Foucault Pendulum ArticlesHolmstrom, Bob
2011-129CorrectionMatthys, Bob
2011-22How many teeth should a healthy grasshopper have? Heskin, David
2011-217Some thoughts on 'disturbances to pendulums'Haine, John
2011-223Precision Free Pendulum Measurement by Digital Delayed Sweep OscilloscopeHoutman, Hubert
2011-32A Personal Response to David Heskin?s ArticleHastings, Peter
2011-35How Big a Kick Should a Healthy Grasshopper Have?Heskin, David
2011-317David Heskin?s Book ? Perfecting the Harrison Single Pivot Grasshopper Escapement Johnson, Ken
2011-320Response to Mr K Johnson's Article: ?David Heskin?s Book - Perfecting the Harrison Single Pivot Grasshopper EscapementHeskin, David
2011-323The RAS Grasshopper Wale, Ted
2011-325A Spreadsheet Demo of Brocot?s MethodCasson, Henry
2011-330In Memoriam: Bill Givens (1948 ? 2011)Holmstrom, Bob
2011-42Why Does Higher Q Make Better Clocks?Haine, John
2011-412Comments on John Haine's HSN 11-3 Article and Harrison's ScienceHobden, M.K.
2011-419A Little MistakeCasson, Henry
2011-422The Direction of the Wood Grain in Harrison's PallatsCasson, Henry
2011-424Within the Lid of B?rgi's 1590 Table ClockWhite, Graham
2011-52'As 3 is to 2'Hobden, M.K.
2011-514Another Approach for Precision Electronic Pendulum ManagementHansen, Jim
2011-522A More Accurate Temperature Compensation for a PendulumMatthys, Bob
2011-526HSN Subscription Renewal NoticeSpong, E. David
2012-12Does a clock pendulum have a "sharp resonant peak frequency"?Heldman, Alan
2012-120Understanding Hybrid Quartz / Pendulum ClocksVan Baak, Tom
2012-132Comments re recent HSN articlesBetts, Jonathan
2012-133Rocking the Boat - Re Circular Error compensationCain, Dallas
2012-134Rocking the Boat - Next Version of a Scientific Pendulum DriveCain, Dallas
2012-22The Mercury-Compensated Cylindrical PendulumKelley, C. Stuart
2012-218John Harrison's Escapement Impulse is as Easy as 1,2,3Heskin, David
2012-223Comments on Oscillator Mechanics by Douglas S. DrumhellerDrumheller, Doug
2012-230Accuracy vs Q - reply to Jonathan BettsBateman, Doug
2012-231QThackery, Steve
2012-32An Analysis of Q versus Accuracy in Pendulum ClocksYates, Philip
2012-37Mechanical Advantage in Harrison?s Late Grasshopper EscapementHastings, Peter
2012-39Accuracy vs Q - Reply to Doug BatemanBetts, Jonathan
2012-310Pendulums - Noise, Mass, and Non-Linearity Haine, John
2012-317Behavior of the Self Excited Oscillator Hobden, M.K.
2012-323An Elucidation of Three Dissipation Contributions Limiting Pendulum Quality, ?Q?, Using a ?Grand Mother? ClockCleyet, Bernard
2012-330Comment on 'Bush-Jackson circular error corrector' in HSN 2009-3Houtman, Hubert
2012-42Solution of the Barometric Compensation ProblemDrumheller, Doug
2012-46Measuring Amplitude, Velocity and QDrumheller, Doug
2012-413The Influence of Non-linearity on Oscillator Noise for Microwave SynthesisHobden, M.K.
2012-418The Mass Response, Analytical Analyzed, of a Sinusoidally Driven Linearly Damped Harmonic OscillatorCleyet, Bernard
2012-423A Free Pendulum Controller and AnalyzerHansen, Jim
2012-428Computer Aided Design of the Harrison Single Pivot Grasshopper Escapement GeometryHeskin, David
2012-429Q and balance controlled timekeepersBetts, Jonathan
2012-53A Coaxial Equation Gear by ThioutWhite, Graham
2012-59Q and the ?Grand Mother? Clock continued (Part 2)Cleyet, Bernard
2012-512The Harrison Hill Test ? Part 1Hobden, M.K.
2012-520A Response to Jonathan BettsHaine, John
2012-5222013 Ward Francillon Time Symposium ? PasadenaCipra, Jim
2013-12The Harrison Hill Test ? Part 2Hobden, M.K.
2013-114An Exercise in Experimental Horological Archeology - Testing Verge and Foliot ClocksBell, Malcolm
2013-130Note from Stuart Kelley re Motion of the Simple PendulumKelley, C. Stuart
2013-130Rock the boatHeldman, Alan
2013-22Light Sensors and PendulumsMatthys, Bob
2013-214Response to Alan Heldman HSN 2013-1Betts, Jonathan
2013-216JOHN HARRISON - First InstallmentHeldman, Alan
2013-230Mathematics of a Clock EscapementPetrangeli, Dr. Eng. Gianni
2013-32An Answer from a Member of the Harrison Research Group by Mervyn K. HobdenHobden, M.K.
2013-37Response from Peter HastingsHastings, Peter
2013-38John Harrison (Part Two) Heldman, Alan
2013-42Type Identification of Epicyclic Fixed-Center Astronomical GearsWhite, Graham
2013-410Some Comments on M. K. Hobden?s FindingsWoodward, Philip
2013-412The Longitude Examin?d By ?Jeremy Thacker? or Dr. John Arbuthnot?Ward, Bill
2013-419The Harrison Hill Test ? Part 3Hobden, M.K.
2013-424Fedchenko: Clock or Gravimeter? (Tides, part 5)Van Baak, Tom
2013-52Oscillator Stability MeasurementHobden, M.K.
2013-514JOHN HARRISON (Part Three) - J. Harrison and "The Greatest Scientific Problem of His Time"Heldman, Alan
2013-522A New and Wonderful Pendulum Period EquationVan Baak, Tom
2013-531Answers to Mr. Heldman?s questions about Q on p.4 of HSN 2012-1Cleyet, Bernard
2013-532Computer Aided Design of Harrison Twin Pivot and Twin Balance Grasshopper Escapement GeometriesHeskin, David
2013-533Renewal ? New ratesSpong, E. David
2014-12The Harrison Hill Test ? Part 4Hobden, M.K.
2014-19The Unilateral Twin Pivot Grasshopper EscapementHeskin, David
2014-112Q and the ?Grand Mother? Clock continued (Part 3)Cleyet, Bernard
2014-118Pendulum Simulation 1: Period and Circular ErrorVan Baak, Tom
2014-22Oh no, not Q again!Haine, John
2014-24Online Resources of InterestHolmstrom, Bob
2014-29Introduction to an article by Walter P. WhiteHolmstrom, Bob
2014-210A Superior Electric Pendulum; and Some Pendulum Equations by Walter P. White from the Journal of the Optical Society of America 1924Holmstrom, Bob
2014-226CH F?ry on a similar escapement to that discussed by Walter P. White ? translationHolmstrom, Bob
2014-230Compound Pendulum Temperature CompensationHolmstrom, Bob
2014-32Anisochronism of John Harrison?s First Sea Clocks, H.1 and H.2Drumheller, Doug
2014-313A Skeleton Equation ClockWhite, Graham
2014-318A Higher-Powered Pendulum Drive AmplifierMatthys, Bob
2014-328Comments on Alan Heldman?s Version of History by Douglas S. DrumhellerDrumheller, Doug
2014-330High Q or low Q ? A specious argumentBateman, Doug
2014-42Harrison and EnergyEmmerson, Alan
2014-48?Q? ? A Specious ArgumentHobden, M.K.
2014-411A Difference Equation GearWhite, Graham
2014-416Online resourcesHolmstrom, Bob
2014-53QMichie, Neville
2014-59Electronic Pendulum Control: The Final FrontierHansen, Jim
2014-512Applying the Pendulum ControllerHansen, Jim
2014-513Harrison Clock ProjectMatthysen, Will
2014-519Pendulum Simulation 2: Changing Length or GravityVan Baak, Tom
2014-528A non horological digressionHolmstrom, Bob
2015-12Symmetric Hand PositionsKelley, C Stuart
2015-113Response to Alan EmmersonDrumheller, Doug
2015-116Antikythera Failure Modes and EffectsWhite, Graham
2015-122Digital Compensation and Pendulum ClocksVan Baak, Tom
2015-22Pendulum Accuracy, part 1 ? Purity and QualityVan Baak, Tom
2015-210The Harrison Hill Test ? Part 5Hobden, M.K.
2015-221Tidal Effects on Pendulums at Various LatitudesBelleville, Robert L.
2015-32Signal and NoiseBelleville, Robert L.
2015-310Comments on Mr. D. Bateman?s Article Regarding Q1, and Mr. M. K. Hobden?s RebuttalCleyet, Bernard
2015-320Thoughts on Reading Tom van Baak?s Paper "Pendulum Accuracy"Heldman, Alan
2015-42Comments on Alan Heldman?s Paper in HSN 2015-3Thackery, Steve
2015-49Dominion and Dynamic StabilityHobden, M.K.
2015-420Request for articlesHolmstrom, Bob
2015-53An Experimental Study: Effects of Atmospheric Pressure on the Timing of an Undriven PendulumPaquette, Michel
2015-511James Ferguson?s Venus OrreryWhite, Graham
2015-520Clock Suspensions: Bessel, Harrison Spring, and Rolling-KnifeYates, Philip
2016-12Measuring the Simple Harmonic Motion of a PendulumMumford, Bryan
2016-12Measuring the Simple Harmonic Motion of a PendulumDrumheller, Doug
2016-114Some Thoughts on Pendulum Rod MaterialsYates, Philip
2016-132Some comments from Alan EmmersonEmmerson, Alan
2016-132Renewal noticeHolmstrom, Bob
2016-22Introduction to the Lego Astronomical ClockStouffer, John
2016-221Smartphone Sensors and HorologyHolmstrom, Bob
2016-32Investigating the Harrison Pendulum OscillatorHaine, John
2016-32Investigating the Harrison Pendulum OscillatorMillington, Andrew
2016-42Investigating the Harrison Pendulum Oscillator ? Part 2: Barometric Compensation MethodologyHaine, John
2016-42Investigating the Harrison Pendulum Oscillator ? Part 2: Barometric Compensation MethodologyMillington, Andrew
2016-425The Paper by Haine and Millington HSN 2016-3Hobden, M.K.
2016-443Harrison?s Barometric Compensation - Keeping it Simple: A Description from PracticeBetts, Jonathan
2016-52Comments on Mervyn Hobden's "The Paper by Haine and Millington HSN 2016 ? 3"Haine, John
2016-54The Burgess Clock B at Greenwich - some comments by Douglas BatemanBateman, Doug
2016-59The Single Coil Sinusoidal Electromagnetic Escapement (Part 1)Yates, Philip
2017-12Response to Doug BatemanBetts, Jonathan
2017-15Reply to John Haine and Andrew MilHobden, M.K.
2017-110Middle Temperature ErrorBoettcher, David
2017-22Temperature Compensation of a Replica of John Harrison?s First Sea ClockDrumheller, Doug
2017-218Clarifications for Jonathan BettsBateman, Doug
2017-221A Reply to CriticsHobden, M.K.
2017-226Beryllium Copper ? Be AwareMatthys, Bob
2017-227Re MTEBetts, Jonathan
2017-32An analysis of the improved timekeeping performance provided by John Harrison?s pendulum clocksHarrison, David
2017-313Clarifications for Mervyn HobdenBateman, Doug
2017-318Correction to statements in HSN 2017-2, ?A Reply to Critics?Hobden, M.K.
2017-323Mathematics of a Watch EscapementPetrangeli, Dr. Eng. Gianni
2017-324Chapter notes by the editorHolmstrom, Bob
2017-42Obituary for ?Pendulum Q? by Alan HeldmanHeldman, Alan
2017-422Comments on Hobden?s ?Reply to Critics? in HSN 2017-3Haine, John
2017-423Answer to John Haine ? HSN 2017-3Hobden, M.K.
2017-428A Question for David HarrisonTekippe, Bernie
2017-429Update to Chapter NotesHolmstrom, Bob
2017-52Effect of composer and pallet mass upon grasshopper escapement torque and clock rateMillington, Andrew
2017-514On the amplitude of the Synchronome oscillatorHaine, John
2017-523Some Answers for Alan Heldman Clock BBateman, Doug
2017-527Response to Alan Heldman HSN 2013-1de Clercq, Peter
2018-12Mathematics of a Coaxial Watch Escapement, An Introduction for Horological Science NewsletterPetrangeli, Dr. Eng. Gianni
2018-16Philip Woodward - ObituaryHolmstrom, Bob
2018-19Graham White - ObituaryHolmstrom, Bob
2018-110Graham White - Epicyclic Gear Documentation projectHolmstrom, Bob
2018-112New Books: Betts - Marine Chronometers Greenwich + Frumer - Making TimeHolmstrom, Bob
2018-22Theory of the Verge & Foliot Clock of the Early Medieval AgeRoess, Dieter
2018-244Dieter Roess BiographyRoess, Dieter
2018-32Clock Hydrodynamics?Part I: My Two Clocks & John Harrison?s Tin WhistleDrumheller, Doug
2018-313On Compound Pendulums Suspended From Circular ChopsHaine, John
2018-313On Compound Pendulums Suspended From Circular ChopsMillington, Andrew
2018-319Involute gearingCasson, Henry
2018-322Comments from the editorHolmstrom, Bob
2018-42Clock Hydrodynamics?Part II: Determination of the model constants and comments on Clock BDrumheller, Doug
2018-411Clock XI0Drumheller, Doug
2018-419Pendulum and sensor experiments ? A work in progressHolmstrom, Bob
2018-52Another Look at the SH41 DataAgnew, Duncan
2018-511Masters, Servants, Countwheels, and a new Artificial ClockmakerAgnew, Duncan
2018-514A Pendulum Powered by The Earth?s Centrifugal Force Part I: TheoryKelley, C. Stuart
2019-12The state of HSNHolmstrom, Bob
2019-13A visit to Father O?Leary?s ClockHolmstrom, Bob
2019-17Father O?Leary?s Free Pendulum Revised Set Up InstructionsBoucheron, Pierre
2019-128Multi-variant Regression Analysis of Horological Data using RHolmstrom, Bob
2019-2/32Forword to three papers on ?A Role for the Computer in Horological Science?J. B. Edwards
2019-2/33#1 - A Role for the Computer in Horological Science? A Case Study in Escapement TheoryJ. B. Edwards
2019-2/325#2 - A Role for the Computer in Horological Science? A Case Study in Escapement Theory: Amplitude ConsiderationsJ. B. Edwards
2019-2/342#3 - A Role for the Computer in Horological Science? A Digest of a Case Study in Escapement Theory by J.B. EdwardsJ. B. Edwards
2019-2/354Appendix 1: State- & Driving- Transition Matrix ElementsJ. B. Edwards
2019-2/356Appendix 2: Improved Euler Approximation for State-Transition Coefficient determinationJ. B. Edwards
2019-42Graham White?s Epicyclic Trilogy IntroductionWhite, Graham
2019-413Electrically Reset Gravity Escapement ClockIan Richardson
2019-426A Polish Precision ClockHolmstrom, Bob
2019-52A Note on Precision Pendulum Clocks and Allan DeviationHobden, M.K.
2019-510State-Transition Models for Simulating Nonlinear Horological and Related Systems: Two Case StudiesJ. B. Edwards
2020-12Further Historical Performance of Precision Pendulum ClocksHobden, M.K.
2020-18Verge & Foliot Escapement ExperimentsHolmstrom, Bob
2020-122An Electrical Engineer Looks at a Watch ? Brief Notes on a Lecture by Prof. Gerald SussmanMacMillan, David
2020-22Nonlinearity as an essential component in the Modelling of the Assisted PendulumJ. B. Edwards
2020-221The Tangent Rule in PracticeCima, Pepi
2020-32Contact microphone devices for mechanical watchesThackery, Steve
2020-314Continued Examination of the Tangent Rule and its Development for Rectangular Escapement PulsesJ. B. Edwards
2020-329Comments on JB Edwards paper on mathematical modellingBateman, Doug
2020-331An Unusual Pendulum and a Plea for HelpRuss, Price
2020-332Harrison Decoded announcementHolmstrom, Bob
2020-332note from John EdwardsJ. B. Edwards
2020-41Correction to ?The Tangent Rule in Practice?Cima, Pepi
2020-42Just How Good was Fedchenko?s Clock? Agnew, Duncan
2020-412Recoil Escapement Modelling by State-TransitionJ. B. Edwards
2020-430PostscriptJ. B. Edwards
2020-432Bob Mathys - ObituaryChristenson, Tracy
2020-52Measuring and Analysing a new Clock ? Part 1Haine, John
2020-511Domesticating a feral clock, part1Frank, Tom
2020-515Airy (et al) v. State-Transition Approaches to Escapement Modeling: An Attempt at ReconciliationJ. B. Edwards
2021-12Clock B ? Amplitude Response to Changing Pressure and TemperatureMillington, Andrew
2021-12Clock B ? Amplitude Response to Changing Pressure and TemperatureHaine, John
2021-123Douglas Bateman's "Timekeeping: a Lifetime's Interest in Horology" a ReviewVan Baak, Tom
2021-126Response to Thomas Frank about Feral ClLamoureux, Richard
2021-127Data for: Tidal Gravity Variations Measured by a Fedchenko AChF-3 Precise Pendulum ClockAgnew, Duncan
2021-22Is there an optimum pendulum amplitude?Haine, John
2021-25State-Transition Modelling of the Grasshopper EscapementJ. B. Edwards
2021-223How precise are opto-interrupters?Haine, John
2021-226A Modern Version of Warren?s Master ClockPrasil, Tony
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2021-317A New Method for Modelling Escapement Action by Systems Engineering TechniquesJ. B. Edwards
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2021-52The Robertson RegulatorHaine, John
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2021-522Spectral Analysis of Pendulum clocks (Tides, part 6)Van Baak, Tom