Hearing Aid
notes: label: Description
content: The Acousticon model A-340 is a transistorized hearing aid introduced to the market in 1954.
label: Location
content: Currently not on view
setName: label: See more items in
content: Medicine and Science: Medicine
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: 1978.0328.03
label: model number
content: A-340
label: catalog number
content: 1978.0328.03
label: accession number
content: 1978.0328
objectType: label: Object Name
content: Hearing Aid
label: Other Terms
content: Hearing Aid; Medicine
physicalDescription: label: Measurements
content: overall: 2 1/2 in x 1 3/4 in x 21/32 in; 6.35 cm x 4.445 cm x 1.651 cm