Bulletin of the NAWCC, 1990, No. 264-269, Vol. XXXII :: Number of documents found: 2
(8261) Is your pendulum bob in good shape
- Author: Aked, Charles K. :: Year Vol (No) Month (or Chapter/Auction item): 1990 apr :: Pages: 137-146
- Comments and/or Abstract > Arc and horizontal cylinder suggested as optimum shape. Magnets suggested as solution to problem of
stiction at the impulse points on a gravity excapement
(8263) Crane Followed in Harrison's Footsteps
- Author: Wale, E.F. (Ted) :: Year Vol (No) Month (or Chapter/Auction item): 1990 apr :: Pages: 128 - 130
- Comments and/or Abstract >