Aircraft radio telephony transmitter, complete with round valve and microphone, 1915

Made:
1915 in Surrey
Aircraft radio telephony transmitter together with microphone, less Round valve Aircraft radio telephony transmitter together with microphone, less Round valve Round transmitter valve type T31 for aircraft radio telephony transmitter, made by Edison Swan Electric Co Ltd, Aircraft radio telephony transmitter together with microphone, less Round valve Wooden carrying box for aircraft radio telephony transmitter Wooden carrying box for aircraft radio telephony transmitter

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License this image for commercial use at Science and Society Picture Library

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License this image for commercial use at Science and Society Picture Library

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Buy this image as a print 

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License this image for commercial use at Science and Society Picture Library

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License this image for commercial use at Science and Society Picture Library

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Buy this image as a print 

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License this image for commercial use at Science and Society Picture Library

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License this image for commercial use at Science and Society Picture Library

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License this image for commercial use at Science and Society Picture Library

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License this image for commercial use at Science and Society Picture Library

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License this image for commercial use at Science and Society Picture Library

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Science Museum Group Collection
© The Board of Trustees of the Science Museum, London

Science Museum Group Collection
© The Board of Trustees of the Science Museum, London

Science Museum Group Collection
© The Board of Trustees of the Science Museum, London

Science Museum Group Collection
© The Board of Trustees of the Science Museum, London

Science Museum Group Collection
© The Board of Trustees of the Science Museum, London

Science Museum Group Collection
© The Board of Trustees of the Science Museum, London

Science Museum Group Collection
© The Board of Trustees of the Science Museum, London

Science Museum Group Collection
© The Board of Trustees of the Science Museum, London

Science Museum Group Collection
© The Board of Trustees of the Science Museum, London

Science Museum Group Collection
© The Board of Trustees of the Science Museum, London

Aircraft radio telephony transmitter together with microphone, less Round valve
Science Museum Group Collection
© The Board of Trustees of the Science Museum, London

Aircraft radio telephony transmitter together with microphone, less Round valve
Science Museum Group Collection
© The Board of Trustees of the Science Museum, London

Round transmitter valve type T31 for aircraft radio telephony transmitter, made by Edison Swan Electric Co Ltd,
Science Museum Group Collection
© The Board of Trustees of the Science Museum, London

Aircraft radio telephony transmitter together with microphone, less Round valve
Science Museum Group Collection
© The Board of Trustees of the Science Museum, London

Wooden carrying box for aircraft radio telephony transmitter
Science Museum Group Collection
© The Board of Trustees of the Science Museum, London

Wooden carrying box for aircraft radio telephony transmitter
Science Museum Group Collection
© The Board of Trustees of the Science Museum, London

Aircraft radio telephony transmitter, complete with Round transmitter valve type T31 and microphone, unknown maker, modified by Major Charles E. Prince, Surrey, England, 1915