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Title: Ancillary Equipment, Wavemeter No 3: British [Go to resource]
Description: The RAF Wavemeter No 3, was one of several models designed by Professor J S Townsend. It was used extensively during the First World War and covered the 300-4000 wavelength Wavemeter No 3 (RAF) Publisher: http://www.iwm.org.uk Source: Imperial War Museum Identifier: http://www.iwm.org.uk/collections/item/o... Go to resource More Like this...
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