graphite potentiometer
date: label: date made
content: ca 1914
notes: label: Description (Brief)
content: Graphite potentiometer, ca 1914. "Bat" stamped on both sweep terminals. Four connectors. See Greenwood-Clymer, page 183.
label: Location
content: Currently not on view
setName: label: See more items in
content: Work and Industry: Electricity
creditLine: label: Credit Line
content: from Franklin Wingard
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: EM.241556.510
label: accession number
content: 241556
label: catalog number
content: 241556.510
objectType: label: Object Name
content: variable resistance
physicalDescription: label: Measurements
content: overall: 1 1/4 in x 4 in x 3 in; 3.175 cm x 10.16 cm x 7.62 cm