model 15-B mainline sounder in glass case
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 Western Union Corporation
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: EM.331840
label: accession number
content: 294351
label: catalog number
content: 331840
label: collector/donor number
content: 08-10
objectType: label: Object Name
content: Sounder and Key
label: Object Name
content: telegraph sounder, key
label: Object Name
content: telegraph sounder and key
label: Object Name
content: telegraph key
label: Object Name
content: telegraph sounder
label: Object Name
content: telegraph set
label: Other Terms
content: Sounder and Key; Telegraphy
physicalDescription: label: Physical Description
content: wood (part: material)
label: Physical Description
content: metal (part: material)
label: Physical Description
content: hard rubber (part: material)
label: Physical Description
content: glass (part: material)
label: Physical Description
content: felt (part: material)
label: Measurements
content: overall: 7 1/4 in x 12 7/8 in x 8 3/4 in; 18.415 cm x 32.7025 cm x 22.225 cm