MacLeod, Mary K.

Whisper in the air : Marconi, the Canada years, 1902-1946 / by Mary K. MacLeod.  Hantsport : Lancelot Press, 1992. 135 pages : illustrations ; 21 cm.

Inventors — Italy — Biography
Telegraph — Canada — History
Telegraph, Wireless — Marconi system
Telegraph lines — Canada — History.

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