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Papers of Henry Albert Howard Boot

R McVite Weston Collection

First X-ray Photograph taken in India

Archives of the Institution of Electronic and Radio Engineers

Walter Jones and Company (Engineers) Ltd: publicity brochure

AEI: 'Electrons in triodes'

Claude Lyons Ltd: Catalogue of instruments

Mullard Ltd: 'Mullard Technical Handbook Vol 1A Receiving Valves, Cathode Ray Tubes, Miscellaneous Tubes'

Wright and Weaire Ltd: 'Electronic components by Wearite' catalogue

Notebook

Pamphlets on radio telegraphy

Model 44 Transistor Tester

Model 45D Valve Tester

Model 45D2 Valve Tester

Draft notes for address to the British Electrical & Allied Industries Research Association