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The design and construction of a practical wireless telegraph station (1910)

Spurck, Robert Michael, Wheatlake, Burton Cyrenius Job · leaf 59

An illustration from The design and construction of a practical wireless telegraph station, 1910, leaf 59
Pig 17M - MicrometerN - ElectrolyteC - Graphite CupW - Wollaston Wire

Telegraph stations · Telegraph, Wireless · Theses

Internet Archive · University of Illinois Urbana-Champaign · Public Domain Mark 1.0. Free to use for anything.

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