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NH 122632 Vacuum tubes used as radio telephone transmitter

Vacuum tubes used as radio telephone transmitter
Title: Vacuum tubes used as radio telephone transmitter
Caption: Vacuum tubes used as radio telephone transmitter aboard USS GEORGE WASHINGTON and in controlling high frequency alternator. General Electric Co.
Description:
Catalog #: NH 122632
Copyright Owner: Naval History and Heritage Command Copyright
Original Creator:
Original Date: Fri, Jul 12, 1918
After this Year: 1910
Before this Year: 1919
Original Medium: BW Photo
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