Hearing Test Device
Hearing Test Device
Usage conditions apply
- Description
- Hearing testing device with inscriptions that refer to patents of May 10, 1910 and Sept. 14, 1915 issued to Nathaniel Baldwin (1878-1961), a Mormon inventor in Utah.
- Ref: Nathaniel Baldwin, “Telephone Receiver,” U.S. Patent 957,403 (May 10, 1910).
- Nathaniel Baldwin, “Telephone Receiver,” U.S. Patent 1,153,593 (Sept. 14, 1915).
- Merrill Singer, “Nathaniel Baldwin, Utah Inventor and Patron of the Fundamentalist Movement,” Utah Historical Quarterly 47 (1979): 42-53.
- Location
- Currently not on view
- Object Name
- Device, Testing, Hearing
- Other Terms
- Device, Testing, Hearing; Diagnostic Medicine
- maker
- Baldwin, Nathaniel P.
- ID Number
- ZZ.RSN83554U28
- See more items in
- Medicine and Science: Medicine
- Data Source
- National Museum of American History
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