iver, that has the same degree of sensibil- graphic images. ' ity to light and corresponding conductivity to electric- graphie film and thence to a prism, from which it is As far back as 1901 the professor made more or deflected to a plaque of selenium in the electric circuit. ity as that in the… … to use it. L’Illustration of Paris has purchased the The Receiver of 1903. sole rights for France up to July 1, 1909, after which The Transmitter of 1908. D. Wire from transmitter; F, Geissler tube; E, cylinder with film for these rights will revert to the inventor. That jour- receiving the image.…
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