Gravity Pendulum
name: label: Associated Name
content: U.S. Coast & Geodetic Survey
notes: label: Description
content: This is probably one of the invariable Kater-type pendulums that Charles Sanders Peirce used in 1873 and 1874 when, working under the auspices of the U.S. Coast and Geodetic Survey, he measured the force of gravity in the Hoosac Tunnel near North Adams, at Northampton, and at Cambridge, Massachusetts.
label: Location
content: Currently not on view
setName: label: See more items in
content: Medicine and Science: Physical Sciences
label: See more items in
content: Measuring & Mapping
creditLine: label: Credit Line
content: U.S. Coast & Geodetic Survey
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: PH.316502
label: accession number
content: 225703
label: catalog number
content: 316502
objectType: label: Object Name
content: gravity pendulum
physicalDescription: label: Measurements
content: overall: conical pole: 40 in x 3 in; 101.6 cm x 7.62 cm
label: Measurements
content: overall: hook pole: 23 in x 2 in x 1 in; 58.42 cm x 5.08 cm x 2.54 cm