Triple Optic binoculars

Triple Optic binoculars

Triple Optic binoculars: Theatre, Field and Marine Optics. These were often used in the military, c.1900.

Late 19th century vintage movie projector

Late 19th century vintage movie projector

A late 19th century vintage movie projector. The first public demonstration of a commercial movie projector in the United States was achieved by Woodville Latham and his sons in April 1895. Their machine, the Eidoloscope, introduced the crucial “Latham Loop”—a small loop of slack film before the projector’s gate. This simple innovation relieved the film’s tension, preventing […]