Poincar,̌ Henri, 1854-1912.
Maxwell's theory and wireless telegraphy ... [microform] : Maxwell's theory and Hertzian oscillations / by H. Poincar ̌; translated by Frederick K. Vreeland ...
Telegraph, Wireless.
Electric waves.
1904.
Vreeland, Frederick King, b. 1874.
Cook, Stanley S., DSI.
Burndy Library. DSI.
Principles of wireless telegraphy.