AAD-5720
[Radio telephone transmitter at the Pacific Telephone & Telegraph Company]
1927 Feb. 28
monographic
San Francisco Historical Photograph Collection
still image
1 photographic print: b&w.
graphic
Permission to use this image must be obtained from the San Francisco History Center, San Francisco Public Library: www.sfpl.org/permissions.
Folder: S.F. Pacific Telephone & Telegraph-1920's. On back: "High power portion of radio telephone transmitter; two banks of high power water cooled amplifying tubes in foreground and circular bank in background; output is 150 kilowatts."
Buildings--California--San Francisco San Francisco (Calif.)--Photographs
Buildings--Pacific Telephone & Telegraph.
.b10304861
http://hdl.handle.net/20.500.12352/islandora:145482