Wireless Telegraph Transmitter Small 320×167 Medium 640×335 Large 1024×536 Download TIFF Original 2400×1256 | (1.0 MB) Description "Wireless Telegraphy is a system of transmitting messages between distant points without the use of wires."—(Charles Leonard-Stuart, 1911) Keywords Morse code, transmitter, wireless, wireless telegraphy, wireless telegraphy machine Galleries Telephone and Telegraph Industry Source: Everybody's Cyclopedia (New York, NY: Syndicate Publishing Company, 1912)
