21 Jan
2011
21 Jan
'11
4:58 a.m.
Development of Gravity Pendulums in the 19th Century, by Multhauf 35024 [Author: Victor Fritz Lenzen and Robert P. Multhauf] [Subtitle: Contributions from the Museum of History and Technology, Papers 34-44 On Science and Technology, Smithsonian Institution, 1966] [Link: http://www.gutenberg.org/3/5/0/2/35024 ] [Files: 35024.txt; 35024-8.txt; 35024-h.htm; ] [Clearance: 20071012203216lenzen] E-text prepared by Chris Curnow, Joseph Cooper, Louise Pattison, and the Online Distributed Proofreading Team (http://www.pgdp.net) Thanks, Joe Loewenstein