Conversation tube hearing aid, probably English, 1870-1895
- Made:
- 1870-1895
Conversation tube hearing aid, also known as a speaking tube, made from vulcanite with silk covering on the flexible tubing, probably English, 1870-1895
Details
- Category:
- Audiology
- Collection:
- Sir Henry Wellcome's Museum Collection
- Object Number:
- A602583
- Materials:
- trumpet, vulcanite, earpiece, vulcanite, tube, felt and tube, silk
- type:
- hearing aids