Bell & Howell
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Bell and Howell is a United States brand of cameras, lenses, and motion picture machinery. It was originally founded as a company in 1907, and headquartered in Durham, North Carolina. The company was
Original headquarters in Chicago
A Bell & Howell "Regent" 8mm home projector
Bell & Howell 16mm silent film projector Filmo 129
Specimen stock certificate
Film perforations
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Film perforations are the holes placed in the film stock during manufacturing at regular intervals. Perforations are used for transporting and steadying the film when moving through a motion picture c
Bell & Howell
…Charles H. Percy BH Film perforation TeleMation Inc. In 1977, TeleMation inc. became a division of Bell and Howell…
Perforations on Standard (left) and Super (right) 8 mm film
A short strip of 35mm camera film. Note the curved nature of its BH perforations