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Description
Douglas Perham's house at 913 Emerson Street, Palo Alto, California, as used by Federal Telegraph Company after 1912. The house was first rented to Cyril Elwell's Poulsen Wireless Telephone and Telegraph Company in 1909. Here Perham worked with Peter Jensen and C. Albertus to build the first American Poulsen-Federal arc transmitters,1909-10. Perham also worked for Lee de Forest, Charles Logwood, and Herbert Van Etten, 1911-13, on the evolution of the Audio (triode) as amplifier and oscillator. Note Doug's original pole next to house. This photograph was featured on page 49 of Jane Morgan's book, "Electronics in the West" with this caption: "Federal Telegraph's first location in Palo Alto. The shop was in center building. The houses were used as laboratories where the de Forest team discoveries led to the Electronics Age."
Type
image
Format
Photographic Paper
Identifier
F422B367-FC62-4981-9BD1-353170582412 2003-59-502
Subject
Federal Telegraph Company Poulsen Wireless Corporation Poulsen Wireless Telephone and Telegraph Company Perham, Douglas M De Forest, Lee Jensen, Peter V Logwood, Charles V Van Etten, Herbert B Albertus, C Elwell, C. F. (Cyril Frank)
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