Ries Electric Specialty keyed dimming lamp socket
date: label: date made
content: ca 1893
notes: label: Description (Brief)
content: Ries Electric Specialty Co. keyed dimming socket for Thomson-Houston and Westinghouse based lamps. Variable resistance built into body of socket. Ceramic contact insulator, threaded post connector. Plastic key molded: "Ries". Stamped on shell: "The Ries Electric Specialty Co. / Baltimore, Md. / Ries / Regulating / Socket / For alternating currents / Patented 1892 / Other Patents / Pending."
label: Location
content: Currently not on view
setName: label: See more items in
content: Work and Industry: Electricity
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.320743.02
label: catalog number
content: 320743.02
label: accession number
content: 241402
objectType: label: Object Name
content: electrical socket
label: Object Name
content: Lamp Socket
label: Object Name
content: lamp socket
label: Object Name
content: lamp dimmer
physicalDescription: label: Physical Description
content: brass (overall material)
label: Measurements
content: overall: 4 in x 2 in x 2 5/8 in; 10.16 cm x 5.08 cm x 6.6675 cm