Conversation tube hearing aid
- Made:
- 1801-1900
This image is released under a CC BY-NC-SA 4.0
Licence
License this image for commercial use at Science and Society Picture Library
LicenseIvory ear trumpet
Science Museum Group
© The Board of Trustees of the Science Museum
Conversation tube hearing aid, also known as a speaking tube, with fabric-covered rubberised tube and ivory earpiece and bell, 1801-1900.
Details
- Category:
- Audiology
- Collection:
- Sir Henry Wellcome's Museum Collection
- Object Number:
- A138950
- Materials:
- trumpet, ivory, turned, earpiece, ivory, turned, tube, silk and tube, rubber
- Measurements:
-
unfurbed: length 1350 mm
tube: diameter 20 mm
trumpet aperture: diameter 60 mm
- type:
- hearing aids
- credit:
- Wellcome Trust (Purchased from Stevens)
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