Testing Working Exhibit of an Automatic Telephone Exchange
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Download IIIF ManifestRequest permissionsDownload image PrintID: SIA Acc. 12-492 [SIA2012-6578]
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Form/Genre: Lantern slides
Date: 1932
Citation: Smithsonian Institution Archives, Acc. 12-492, Image No. SIA2012-6578
A staff member tests a working exhibit of an automatic telephone exchange, a gift of the Automatic Electric Company, in the United States National Museum, now known as the Arts and Industries Building.
Smithsonian Institution Archives, Acc. 12-492, Image No. SIA2012-6578
Smithsonian Institution Archives Capital Gallery, Suite 3000, MRC 507; 600 Maryland Avenue, SW; Washington, DC 20024-2520
1932
Lantern slides
SIA Acc. 12-492 [SIA2012-6578]
4 x 3.25;