Helmholtz-type tangent galvanometer
date: label: date made
content: wood
label: date made
content: glass
label: date made
content: brass
label: date made
content: copper
label: date made
content: cloth
label: date made
content: ca 1870
name: label: maker
content: Elliott Brothers
notes: label: Description (Brief)
content: Helmholtz-type tangent galvanometer. Engraved: "Elliott Bros., London, 101 Martins Lane." Painted: "E-140". Two coils 6" apart, conical winding.
setName: label: See more items in
content: Work and Industry: Electricity
label: Exhibition
content: Lighting a Revolution
label: Exhibition Location
content: National Museum of American History
creditLine: label: Credit Line
content: from Wabash College, Physics Dept., thru Robert L. Henry
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: EM.322995
label: catalog number
content: 322995
label: accession number
content: 249201
objectType: label: Object Name
content: Galvanometer, Tangent
label: Object Name
content: galvanometer
label: Other Terms
content: Galvanometer, Tangent; Measuring Devices
physicalDescription: label: Measurements
content: overall: 16 1/2 in x 13 1/4 in x 10 in; 41.91 cm x 33.655 cm x 25.4 cm