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Melted Farnsworth Image Dissector Television Camera Tube
Image dissector tube by Philo T Farnsworth, used by Baird, rescued from the remains of the Crystal Palace in London following the fire on 30 November 1936 (melted).
Emitron television camera tube
Television camera tube, cylindrical. Printed paper label attached to body with sellotape: EMITRON CPS Type No.5954. Serial No. (manuscript) R134 2
Philo Farnsworth, Image Dissector tube, 1927
Image dissector tube (for television); early all-electronic television camera tube invented by Philo Farnsworth.
Prototype Iconoscope tube, 1931
Iconoscope, made by Dr V K Zworykin in his laboratory on 9 November 1931, successfully tested the next day.