high-frequency speaker with diffusion horn
date: label: date made
content: ca. 1930
notes: label: Location
content: Currently not on view
setName: label: See more items in
content: Work and Industry: Electricity
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: EM.335823
label: accession number
content: 1977.0896
label: catalog number
content: 335823
objectType: label: Object Name
content: loudspeaker
physicalDescription: label: Measurements
content: overall: 51 cm x 32 cm x 43 cm; 20 1/16 in x 12 5/8 in x 16 15/16 in