Torsion Balance
date: label: Date made
content: ca. 1892
label: date made
content: ca. 1925
label: date made
content: ca. 1935
name: label: maker
content: Torsion Balance Company
notes: label: Description
content: This example has a cast iron frame with black finish, with “TORSION BALANCE” in the center of the base. A metal tag on one side of the base is marked: “THE TORSION BALANCE CO. / STYLE 3500 NEW YORK NO. B 11449 / PAT. JAN. 6. 85. JAN. 22. 89. MAY 19. 91.” A metal tag on the other side reads “LEVITT-FERGUSON CO. / LABORATORY SUPPLIES / BALTIMORE. MD.” A sliding weight, on the circular bar below the scale, would be used for taring containers.
label: Description
content: Ref: The Torsion Balance Co., <i>Chemical and Laboratory Balances</i> (New York, 1920), p. 12.
label: Location
content: Currently not on view
place: label: place made
content: United States
label: place made
content: United States: New York, New York City
topic: label: Subject
content: Weights & Measures
setName: label: See more items in
content: Medicine and Science: Chemistry
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: CH.328624
label: catalog number
content: 328624
label: accession number
content: 276591
objectType: label: Object Name
content: torsion balance
label: Object Type
content: Balances
physicalDescription: label: Measurements
content: overall: 38.8 cm x 51.5 cm x 23 cm; 15 1/4 in x 20 1/4 in x 9 1/16 in
label: Measurements
content: each pan: 23 cm; x 9 1/16 in
label: Measurements
content: overall: 15 1/2 in x 20 1/2 in x 9 in; 39.37 cm x 52.07 cm x 22.86 cm