Marble switch panel
notes: label: Description (Brief)
content: Marked 141A on copper bus bar. Eleven double-pole, double-throw (DPDT) copper knife switches are mounted on panel with bus bar assembly leading to external circuit. Number plates for each switch are located on panel, plate #3 is missing.
label: Location
content: Currently not on view
setName: label: See more items in
content: Work and Industry: Electricity
creditLine: label: Credit Line
content: from the National Museum of Natural History, Smithsonian Institution
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: EM.322451
label: catalog number
content: 322451
label: accession number
content: 247990
objectType: label: Object Name
content: Switch Panel
label: Other Terms
content: Switch Panel; Components; Power and Lighting; Power and Lighting
physicalDescription: label: Measurements
content: overall: 29 in x 22 1/4 in x 3 in; 73.66 cm x 56.515 cm x 7.62 cm