Cosmos DE.11 general-purpose triode valve (McVitie Weston valve collection), 1924 Electronic Components 1924
Cossor Wurncell W.1 output triode valve (McVitie Weston valve collection), 1923 Electronic Components 1923
The Cine Kodak camera. Hand turned cine camera for 16mm film, 100 foot reels. Fitted with a Kodak anastigmat lens F:25mm f/3.5-16 No.1673. Hand turned, 2 turns per second for 16fps. Provision for attachment of slow motion or electric drive accessories. Direct vision optical finder with automatic parallax compensation. Aperture and focusing adjustable from camera back. Rotating footage counter geared to drive. Claw and single sprocket drive. Spring flap lens cover. Nameplate missing from front. Eastman Kodak, 1923. Serial Number 00697. The Cine Kodak camera. Hand turned cine camera for 16mm film Cinematography 1923-
Electromagnetic device, Deprez signal time marker for use with kymograph Psychology, Psychiatry & Anthropometry 1924