Doheny Memorial Library, Los Angeles, CA 90089-0189 Public Domain. Release under the CC BY Attribution license--http://creativecommons.org/licenses/by/3.0/--Credit both “University of Southern California. Libraries” and “California Historical Society” as the source. Digitally reproduced by the USC Digital Library; From the California Historical Society Collection at the University of Southern California Send requests to address or e-mail given USC Libraries Special Collections specol@usc.edu
Description
Workers at the General Telephone Company testboards, ca.1940. General Telephone Company of California, test board in a large exchange at this nerve center technicians test, locate and measure faults in outside cable and wire and dispatch workmen to correct them.
Type
image
Format
1 photograph : photoprint, b&w 21 x 26 cm. photographic prints photographs
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