The advance of photography : its history and modern applications (1911)

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372 THE ADVANCE OF THOTOGRAPHY The films are pulled down by a Cam movement, by means of which they are moved the exact distance desired. A handy little camera and viewing apparatus for drawing-room purposes is known as the Kinora camera. Fi£T. 166. This camera is arranged for taking photographs upon a film which is about 50 feet in length, at the rate of about fifty per second. This quantity of film is sufficient to record more than seven hundred and fifty exposures. When the film has been exposed and developed, bromide