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LicenseThis image is released under a CC BY-NC-SA 4.0 Licence
Buy this image as a print
BuyLicense this image for commercial use at Science and Society Picture Library
LicenseThis image is released under a CC BY-NC-SA 4.0 Licence
Buy this image as a print
BuyLicense this image for commercial use at Science and Society Picture Library
LicenseHearing aid, "Sonotone 1000", by The Sonotone Corporation
Science Museum Group Collection
© The Board of Trustees of the Science Museum, London
Hearing aid, "Sonotone 1000", by The Sonotone Corporation
Science Museum Group Collection
© The Board of Trustees of the Science Museum, London
Hearing aid, "Sonotone 1000", by The Sonotone Corporation
Science Museum Group Collection
© The Board of Trustees of the Science Museum, London
Hearing aid, "Sonotone 1000", by The Sonotone Corporation, New York, USA, 1960-1970
