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LicenseTelescopic hearing trumpet, brass with black finish, by Dowling
Science Museum Group
© The Board of Trustees of the Science Museum
Telescopic ear trumpet hearing aid, brass with black finish, by R. J. Dowling, London, 1901-1950.
Details
- Category:
- Audiology
- Object Number:
- 1988-566
- Materials:
- brass
- type:
- hearing aid
- credit:
- Farnborough Hospital
