c1950s. Stereo camera for 35mm film. Made by Jules Richard (France) for Busch Camera Corp (USA). STEREO DEVICE VERASCOPIO 35mm F40 FOR 2 VIEWS 24X30mm BUSCH was the official importer of Verscopes F40 in the United States. Busch has the stamp Camera Corp Chicago USA but the back is marked as BUSCH VERASCOPE F40 The device is in good condition (small sign next to the word CORP on top) Buttons opening and shutter speed are a bit difficult, but It works very well in mono or stereo. Serial Number 2918051 (May 1951) SOM has two optical Berthiot PARIS FLOWER 1: 3.5 F = 40mm Almost 80 years after its release is still the best stereo silver 35mm camera.