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Crookes' Magnetic Deflection Tube, 1914

1914

Four Cathode Ray Tubes

Crookes' shadow tube, 1914

1914
Three sectioned cathode ray tube assemblies with one descriptive photograph of each

Three sectioned cathode ray tube assemblies

Plumbicon T.V. camera tube, parts of an image photon counting system used on the Anglo-Australian Telescope at Siding Springs in New South Wales, Australia.

Plumbicon T.V. camera tube

1975-1980
Three spare tubes for Kelvin and Hughes Mk 5 Ultrasonic Flaw Detector. (Inv.1985-77)

Three spare tubes for Mk 5 Ultrasonic Flaw Detector