Perkins keyed lamp socket
date: label: date made
content: ca 1900
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 International Business Machines, Inc., William J. Hammer Collection
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: EM.320746
label: catalog number
content: 320746
label: accession number
content: 241402
objectType: label: Object Name
content: Lamp Socket
physicalDescription: label: Physical Description
content: porcelain (overall material)
label: Physical Description
content: brass (overall material)
label: Measurements
content: overall: 2 3/4 in x 1 1/2 in x 2 1/4 in; 6.985 cm x 3.81 cm x 5.715 cm