"Cameo" stereo camera for plates negative size 3 1/4 x 7. Drop-front pull-out type with rack and pinion focuisng. Fitted with two identical Beck Symmetrical lenses F.8 5. 5 inch f.1. With diaphragm lever in centre of the lens panel. Pneumatic shutter has speeds 1/25, 1/50 and 1/100sec B. & T. WIth brilliant optical waist-level viewfinder attached to the front standard. Wood covered with black leather with baseboard of aluminium with nickel and brass fittings. By Butcher with selection of stereo film darkslides stored in leather carrying case, W. Butcher and Sons. 1912.