1 matching record(s)
U (Open Shelf)Lenzen, V. F.; Multhauf, R. P.
Development of Gravity Pendulums in the 19th Century
offprint of Paper 44, pp. 301-347, from United States National Museum Bulletin 240: Contributions from the Museum of History and Technology. Smithsonian Institution, Washington, D. C. 1964. Additional copy in the Bulletin 240 vol.
[1965-185]
1964