Ruhurer-type acetelyne telephone transmitter
date: label: date made
content: 1903
name: label: maker
content: Hammer, William J.
notes: label: Location
content: Currently not on view
setName: label: See more items in
content: Work and Industry: Electricity
creditLine: label: Credit Line
content: from International Business Machines, Inc., William J. Hammer Collection
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: EM.241402.72
label: accession number
content: 241402
label: catalog number
content: 241402.72
objectType: label: Object Name
content: experimental telephone
physicalDescription: label: Measurements
content: overall: 16 in x 10 in x 12 1/2 in; 40.64 cm x 25.4 cm x 31.75 cm