Keystone Ophthalmic Telebinocular
name: label: maker
content: Keystone View Company
notes: label: Description
content: An inscription on the base of this stereoscopic instrument reads, in part, “KEYSTONE / OPTHALMIC / Tele- / binocular." This was invented by Benneville L. Singley (1864-1938), the founder of the Keystone View Company in Meadville, Pa.,
label: Description
content: Ref: Benneville L. Singley, “Stereoscope,” U.S. Patent 1,703,787 (Feb. 26, 1929), assigned to the Keystone View Company of Meadville, Pa.
label: Description
content: Keystone View Company, How To Do. Basic Visual Training On The Keystone Telebinocular (Meadville, 1937).
label: Location
content: Currently not on view
place: label: place made
content: United States: Pennsylvania, Meadville
topic: label: associated subject
content: Ophthalmology
setName: label: See more items in
content: Medicine and Science: Medicine
label: See more items in
content: Health & Medicine
creditLine: label: Credit Line
content: Don Elliot Schwartz, M.D.
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: 1981.0978.02.02
label: accession number
content: 1981.0978
label: catalog number
content: 1981.0978.02.02
label: serial number
content: 370T421
label: patent number
content: 1703787
objectType: label: Object Name
content: Telebinocular, Ophthalmic
label: Object Name
content: diagnostic device, ophthalmic
label: Object Name
content: ophthalmic teleinocular
label: Other Terms
content: Telebinocular, Ophthalmic; Diagnostic Medicine
physicalDescription: label: Measurements
content: overall: 17 3/4 in x 9 1/2 in x 17 in; 45.085 cm x 24.13 cm x 43.18 cm
label: Measurements
content: overall: 16 1/2 in x 8 in x 9 1/2 in; 41.91 cm x 20.32 cm x 24.13 cm