Hearing Aid

Hearing Aid

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Description
Siemens & Halske, an important German instrument firm, began making hearing aids around 1910. This example, given to the Smithsonian in 1945, is a model #21, serial #13675, with amplifier and small metal-cased receiver.
Location
Currently not on view
Object Name
hearing aids
Other Terms
Medicine
maker
Siemens & Halske
Measurements
overall: 4 in x 5 in x 5 in; 10.16 cm x 12.7 cm x 12.7 cm
ID Number
MG.M-05269
catalog number
M-05269
accession number
169582
Credit Line
Sonotone Corporation
See more items in
Medicine and Science: Medicine
Data Source
National Museum of American History
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