Wirt "Dim-A-Lite" pull-cord dimming socket adapter

Wirt "Dim-A-Lite" pull-cord dimming socket adapter

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Description (Brief)
Wirt "Dim-A-Lite" lamp socket, c 1909. Black coated steel shell with brass medium-screw socket and porcelain insulator. Bolted contact, mica insulator inside. Slide mechanism external with two pull chains wrapped around back of shell. Tassels and most of the strings are missing. Shell stamped: "Wirt E.S.Co. Phila. Dim.A.Lite Pat. Nov.24-08".
Currently not on view
Object Name
Socket with Dimmer
dimmer switch
Other Terms
Socket with Dimmer; Components; Power and Lighting; Power and Lighting
date made
ca 1910
socket with dimmer: 2 1/2 in x 2 in x 1 3/4 in; 6.35 cm x 5.08 cm x 4.445 cm
ID Number
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Work and Industry: Electricity
Data Source
National Museum of American History
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