BTH horn loudspeaker, type C2, c. 1925

BTH horn loudspeaker, type C2, 1925. Three quarter front view on graduated grey background.

Buy this image as a print 

Buy

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

License

BTH horn loudspeaker, type C2, 1925. Three quarter front view on graduated grey background.
Science Museum Group Collection
© The Board of Trustees of the Science Museum

BTH horn loudspeaker, type C2, c. 1925

Details

Category:
Radio Communication
Object Number:
1977-890
credit:
Porter, E.G.