Peirce Gravity Pendulum

This is the invariable (but not reversible) pendulum designed by Charles Sanders Peirce, and produced by the U.S. Coast and Geodetic Survey in the early 1880s.
Ref: Victor Lenzen and Robert Multhauf, "Development of Gravity Pendulums in the 19th Century," United States National Museum Bulletin 240 (1965): 301-348.
E. D. Preston, "Determinations of Gravity and the Magnetic Elements in Connection with the United States Expedition to the West Coast of Africa, 1889-90," Report of the Superintendent of the U.S. Coast and Geodetic Survey for 1889-90, Appendix 12, plate 58, fig. I.
Currently not on view
date made
ca 1881
overall: 54 in x 2 1/2 in; 137.16 cm x 6.35 cm
ID Number
accession number
catalog number
Credit Line
U.S. Coast and Geodetic Survey
U.S. Coast & Geodetic Survey
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Medicine and Science: Physical Sciences
Measuring & Mapping
Data Source
National Museum of American History, Kenneth E. Behring Center


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