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 adapter, c1909. 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, central support is a hex-head bolt and may not be original. Larger and heavier than other Dim-A-Lites. Shell stamped: "Charles Wirt & CO - Phila.- Patented - Dim-A-Lite". Attached to Phelps "Hylo Skedoodle" plug, catalog no. 320,744.02.
Location
Currently not on view
Object Name
lamp dimmer
lamp socket
date made
ca 1908
Physical Description
porcelain (overall material)
brass (overall material)
Measurements
overall: 3 1/2 in x 2 in x 2 in; 8.89 cm x 5.08 cm x 5.08 cm
ID Number
EM.320744.01
catalog number
320744.01
accession number
241402
Credit Line
from International Business Machines, Inc., William J. Hammer Collection
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Work and Industry: Electricity
Data Source
National Museum of American History
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