Tissandier, Gaston, 1843-1899, Frith, Henry, 1840-, Harry Houdini Collection (Library of Congress) DLC · London, New York [etc.] Ward, Lock & Co · leaf 484
ives the arrangement of lenses. To Porta, the Neapolitan physician, whose name wehave already mentioned more than once, is due the firstidea of the Photographic Camera He found that if lightwas admitted through a small aperture, objects from which THE CAMERA. 127 rays reached the hole would be… … The Camera. at the Daguerreotype process. He thought he could teachpeople to draw by following the focussed picture with acrayon, but he could not conquer the aerial perspective. So the camera languished till 1820, when Wedgwoodand Sir Humphrey Davy attempted to obtain some views
Scientific recreations
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