Mechanism for early kinematographic apparatus: improved projection movement, 3 star, as made 1902, 35mm Mechanism for early kinematographic apparatus: improved projection movement 1902
De Vry Portable motion picture projector, type C-90 for 35mm slow burning film, 400 foot reels. Intermittent sprocket, 2 sprockets, reels set coaxially on single spindle, skewed loop into gate. Illustrated instructions inside door. Lamp fitting missing. Electric motor drive. Number 2341. De Vry Portable Motion Picture Projector
Kamm film projector, manufactured by L Kamm & Co Ltd, London, about 1920. Kamm Film Projector 1915-1925