Conversation tube hearing aid

Made:
1860-1895
Long hearing aid

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Long hearing aid
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, wooden earpiece and boxwood bell-shaped trumpet, 18460-1895.

Details

Category:
Audiology
Collection:
Sir Henry Wellcome's Museum Collection
Object Number:
A181826
Materials:
boxwood, lignum vitae, rubber and silk
Measurements:
length 940 mm
tube: diameter 10 mm
trumpet aperture: diameter 55 mm
type:
hearing aids
credit:
Wellcome Trust (Purchased from Stevens)

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