chemical telegraph
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.331915
label: catalog number
content: 331915
label: accession number
content: 294351
label: collector/donor number
content: 100-302
objectType: label: Object Name
content: chemical telegraph
label: Object Name
content: chemical system
physicalDescription: label: Measurements
content: overall: 12 1/2 in x 21 1/2 in x 7 3/4 in; 31.75 cm x 54.61 cm x 19.685 cm