Ear phone battery hearing aid

Made:
1910-1940 in New York

Ear phone battery hearing aid

Details

Category:
Audiology
Collection:
Sir Henry Wellcome's Museum Collection
Object Number:
A153332
Materials:
case, leatherette, black, lining, velvet, purple, earpiece, aluminium, microphone, metal, microphone, plastic and hear piece, steel
Measurements:
case: length 186 mm
case: width 78 mm
case: height 70 mm
microphone: diameter 58 mm
type:
hearing aids
credit:
Wellcome Trust (Purchased from Stevens)

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