Plastic-bodied viewer for 2 x 2 inch slides. With plastic lens of Kingston patent, detachable illuminator with provision for 2 U16 batteries. Pushbutton switch. Combined Optical Industries Limited. 2 x 2 Inch Slide Viewer
Colour Prince 35mm slide projector/viewer, 1955-1960. 35mm f/2.8 projection lens. Kayfro Insturments Ltd, Sheffield. Serial No A2313. With two slide transparency cartridges. Colour Prince 35mm Slide Projector/Viewer 1955-1960
Small metal box with opal screen backlit by a 2.5v bulb powered by two 7cm long dry cells. Circuit made when slide inserted into holder. Ilford Limited. With carton. Ilford Transparency Viewer
Small viewer in form of camera. Disc with small photographs, 16, of film stars rotated behind viewing lens by simple intermittent mechanism. With carton. Plastic Camera Viewer
Folding viewer for 2 x 2 inch slides. With two dry cells light small lamp behind diffuser. With large rectangular viewing lens. Cenei. Cenei B-Scope Viewer
Le Taxiphote. Semi-automatic viewer for 105x43mm glass slides in trays; hand-turned mechanism brings each slide in turn behind viewing lenses. Rack focusing, interlocular seperation. No 7932. Le Taxiphote. Semi-automatic viewer for 105x43mm glass slides in trays