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Science Museum Group
© The Board of Trustees of the Science Museum
Conversation tube hearing aid, also known as a speaking tube, with flexible metal tube, metal earpiece and flattened sound collecting bell, by Hawksley & Sons, London, 1870-1920.
Details
- Category:
- Audiology
- Collection:
- Sir Henry Wellcome's Museum Collection
- Object Number:
- A198345
- Materials:
- sound collector, brass, earpiece, brass and tube, steel
- type:
- hearing aids
- credit:
- Wellcome Trust (Purchased from Stevens)
