Wottring Roto-Scope, Model 34N
date: label: date made
content: ca 1935
label: patent date
content: 1932-01-12
name: label: maker
content: Wottring Instrument Co.
notes: label: Description
content: The Roto-Scope, a device for testing eyes, was invented by Leroy Wottring (1885-1966), in the 1930s. An inscription on this example reads “The Wottring Roto-Scope / Manufactured by Wottring Instrument Co. Lorain, Ohio, U.S.A. / MFD. under Pat. No. 1,840,482 Other Pat's Pending / Model No. 34N / Serial No. 1145 / Remove this plate to oil.”
label: Description
content: Ref: Leroy Wottring, “Speed Governor Mechanism,” U.S. Patent 1,840,482 (Jan. 12, 1932).
label: Description
content: Leroy Wottring, “Apparatus for Orthopedic Training Purposes,” U.S. Patent 2,091,173 (Aug. 24, 1938).
label: Location
content: Currently not on view
topic: label: associated subject
content: Orthoptics
label: associated subject
content: Ophthalmology
setName: label: See more items in
content: Medicine and Science: Medicine
label: See more items in
content: Health & Medicine
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: MG.302437.13.01
label: model number
content: 34N
label: serial number
content: 1145
label: patent number
content: 1,840,482
label: accession number
content: 302437
label: catalog number
content: MG.302437.13.01
objectType: label: Object Name
content: Apparatus, Testing, Eye
label: Other Terms
content: Apparatus, Testing, Eye; Medicine
physicalDescription: label: Measurements
content: overall: 40 cm x 30 cm x 53 cm; 15 3/4 in x 11 13/16 in x 20 7/8 in