dual resistance with 2 contacts
notes: label: Description (Brief)
content: Unmarked dual resistance with edge sweep and heavy wire on "Increase" control, fine wire and bottom sweep on "Vernier" control, 2 contacts, 2 knobs.
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.241556.562
label: accession number
content: 241556
label: catalog number
content: 241556.562
objectType: label: Object Name
content: variable resistance
physicalDescription: label: Measurements
content: overall: 1 7/8 in x 2 3/8 in x 2 1/4 in; 4.7625 cm x 6.0325 cm x 5.715 cm