Microscope
date: label: date made
content: ca 1930
notes: label: Description
content: This is a wide field binocular dissecting instrument with very short tubes with Porro prisms, rack-and-pinion focus, square stage, and wooden box. The inscription on the eyepiece reads “BAUSCH & LOMB OPTICAL CO. / Rochester, N.Y. U.S.A. / 205170.” The triple drum nosepiece is inscribed with the B&L logo and “PAT. 3.1.1927.” The single nosepiece is inscribed “B. & L. O. CO.” The firm introduced the basic form in 1925. The serial number on this example indicates a date of around 1929.
label: Description
content: Ref: Bausch & Lomb ad in <i>Transactions of the American Microscopical Society</i> 44 (April 1925): iii.
label: Description
content: Bausch & Lomb, <i>Microscopes, Microtomes, Colorimeters, Optical Measuring Instruments and Accessories</i> (Rochester, N.Y., 1926), pp. 54-57.
label: Location
content: Currently not on view
place: label: place made
content: United States: New York, Rochester
topic: label: Subject
content: Science & Scientific Instruments
setName: label: See more items in
content: Medicine and Science: Medicine
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content: Microscopes
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content: Science & Mathematics
creditLine: label: Credit Line
content: Department of Entomology, National Museum of Natural History, Smithsonian Institution
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: 1980.0712.01
label: catalog number
content: 1980.0712.01
label: accession number
content: 1980.0712
label: serial number
content: 205170
objectType: label: Object Name
content: microscope
physicalDescription: label: Physical Description
content: glass (microscope material)
label: Physical Description
content: metal (microscope material)
label: Physical Description
content: wood (case material)
label: Measurements
content: microscope: 21.1 cm x 10.5 cm x 15.4 cm; 8 5/16 in x 4 1/8 in x 6 1/16 in
label: Measurements
content: case: 27.6 cm x 18.6 cm x 17.7 cm; 10 7/8 in x 7 5/16 in x 6 15/16 in