‘transmitter’ historical pictures (exact matches)

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A Bell telephone and transmitter in practical use
A Bell telephone and transmitter in practical use
Apparatus for transmitting images over distance
Apparatus for transmitting images over distance
Practical Scientific Inventions
Practical Scientific Inventions
Guglielmo Marconi, Italian inventor and radio pioneer, and his wireless station at Poldhu, Cornwall
Guglielmo Marconi, Italian inventor and radio pioneer, and his wireless station at Poldhu, Cornwall
Guglielmo Marconi sending a wireless message from Rome to Rio de Janeiro
Guglielmo Marconi sending a wireless message from Rome to Rio de Janeiro
Guglielmo Marconi's parabolic radio antenna
Guglielmo Marconi's parabolic radio antenna
Morse telegraph
Morse telegraph
Guglielmo Marconi, Italian inventor
Guglielmo Marconi, Italian inventor