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Description
500 K. W. Arc converter, Federal Telegraph Company, Type 10022. With measurements, and major parts labeled. Federal Telegraph Company photograph, PL-10022-6
Type
image
Identifier
E0D8BB5E-D903-4550-9433-541133977820 2003-37-171
Subject
Federal Telegraph Company Poulsen arc transmitter Arc converter Electric arc (LCSH) Telegraph, Wireless (LCSH)
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