Patent model, Phelps double crown telephone, US Patent #218,684
name: label: maker
content: Phelps, George M.
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.308614
label: catalog number
content: 308614
label: accession number
content: 89797
objectType: label: Object Name
content: Telephone
label: Object Name
content: crown telephone
label: Other Terms
content: Telephone; Telephones
physicalDescription: label: Measurements
content: overall: 6 3/4 in x 5 7/8 in; 17.145 cm x 14.9225 cm