Phonendoscope, Bazzi-Bianchi
name: label: maker
content: Wallach, Martin
notes: label: Description
content: A phonendoscope is a binaural stethoscope that amplifies sound by means of two parallel resonating plates. The form was introduced by Italian physicians Eugenio Bazzi and Aurelio Bianchi in 1894. This example was made by Martin Wallach, a medical and surgical instrument maker with shops in Cassel, Germany, and in Rome, Italy. An inscription on the leather case reads “ORIGINAL BAZZI BIANCHI.” That on the instrument reads “ORIGINAL PHONENDOSCOPE / BAZZI BIANCHI / D.W.Z. 407209 / xxx / INTERN 66510 / WALLACH NACHFL / CASSEL.”
label: Description
content: Martin Wallach, an instrument maker in Cassel, Germany, applied for a U.S. trademark for the term “PHONENDOSCOPE” in 1897.
label: Description
content: Ref: Aurelio Bianchi, <i>The Phonendoscope and Its Practical Applications</i> (Philadelphia, 1898).
label: Location
content: Currently not on view
place: label: place made
content: Germany: Hesse, Kassel
topic: label: associated subject
content: Endoscopy
setName: label: See more items in
content: Medicine and Science: Medicine
label: See more items in
content: Health & Medicine
creditLine: label: Credit Line
content: Gift of Catherine F. Hoopes
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: 1981.0957.10
label: accession number
content: 1981.0957
label: catalog number
content: 1981.0957.10
objectType: label: Object Name
content: phonendoscope
label: Other Terms
content: Diagnostic Medicine
physicalDescription: label: Measurements
content: overall: 4 1/2 in x 3 1/4 in x 1 3/8 in; 11.43 cm x 8.255 cm x 3.4925 cm