Hearing Aid
notes: label: Description
content: Acousticon carbon microphone hearing aid made by Dictograph Products Company, Inc., in New York City, in 1937. This a Model C-4, Serial No. 001871, with air conduction earpiece, amplifier, and battery connection, was donated to the Smithsonian in 1939.
label: Location
content: Currently not on view
setName: label: See more items in
content: Medicine and Science: Medicine
creditLine: label: Credit Line
content: Dictograph Products Company, Inc.
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: MG.M-04762
label: catalog number
content: M-04762
label: accession number
content: 151789
objectType: label: Object Name
content: hearing aids
label: Other Terms
content: Medicine
physicalDescription: label: Measurements
content: overall: 2 3/4 in x 4 in x 1 in; 6.985 cm x 10.16 cm x 2.54 cm