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B. ARAPU, "The Telephotographic Apparatus of Georges Rignoux - Experiments in Sending Visible Forms by Electricity",
Scientific American Supplement, 22 May 1915 p.351
Détails de la page de couverture
The Telephotographic Apparatus of Rignoux and Reproductions Showing How the Letters of a Message Appear in the Receiver
Transmitting stations
a. magnetic relays
b. bank of 64 selenium cells
The receiving apparatus :
c. : translucent screen on which the images from the revolving mirror d are received
Receiving station
e. : solenoïd
f. : nicol prism
g. : arc light
The letter U in the Rignoux receiving mirror
Tle letter L in the Rignoux receiving mirror
