Document Details Mainspring Gauges and the Dennison Combined Gauge:
Number of documents found: 1
- Title: Mainspring Gauges and the Dennison Combined Gauge
SubTitle: [A paper on the history and lack of accuracy of common measuring tools used by watch repairers] - Author: Richard Watkins
- Publisher: Richard Watkins
Keywords: measurement watch tools
Other Keywords: spring barrel gauge Montadon Martin Robert Lepine Ferret Prenot Dennison thickness
Language: ENG
Notes: A 2008 paper examining the history of the simple measuring gauges used by watch repair professionals in the 19th and early 20th century to measure mainsprings and spring barrel sizes when they needed to replace mainsprings. Explores the various numbering systems for pocket watch spring thickness and barrel size (Montadon, Martin, Robert, Lepine, Ferret, Prenot and Dennison) and their ties to the French imperial, british imperial and metric systems of measurement. Examines the lack of accuracy of surviving instruments and inconsitency and errors in their design and construction. Numerous illustrations, charts and tabels. Published as a downloadbale and printable pdf file.
Edition: 2008 -- Copyright: 2008
Kind: Book
Type: Pocket Watch
Geographic area: Global
Topic: Repair
Organization: NA/other
Pages: 50 -- Height in cm: 27
Print Status: 1 (1 means in print - 2 means out of print)
Entered By: fortunat
BHM No: 13735 - Publisher: Richard Watkins
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