Microscope
date: label: date made
content: late 1860s
name: label: maker
content: R. & J. Beck
notes: label: Description
content: This is a “Binocular Popular Microscope” with inter-ocular adjustment, coarse and fine focus, mechanical stage, trunnion, sub-stage mirror on a Lister limb, adjustable triangular base, and wooden box with extra objectives. The form was advertised as a Third-Class instrument that cost between $82.50 and $137.50, depending on accessories.
label: Description
content: This example belonged to Greene Vardiman Black (1836-1915), an American dental pioneer. The inscription on the base reads “R. & J. BECK / LONDON / 5949.” The serial number indicates a date in the late 1860s.
label: Description
content: Ref: Richard Beck, <i>Achromatic Microscopes</i> (London, 1865), pp. 73-88.
label: Description
content: James W. Queen & Co., <i>Priced and Illustrated Catalogue of Optical Instruments</i> (Philadelphia and New York, 1874), pp. 110-111.
label: Location
content: Currently not on view
place: label: place made
content: United Kingdom: England, London
topic: label: Subject
content: Science & Scientific Instruments
setName: label: See more items in
content: Medicine and Science: Medicine
label: See more items in
content: Microscopes
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content: Science & Mathematics
creditLine: label: Credit Line
content: grandchildren of G. V. Black
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: MG.M-11506
label: catalog number
content: M-11506
label: accession number
content: 263971
objectType: label: Object Name
content: microscope, binocular
label: Object Name
content: microscope
label: Other Terms
content: microscope, binocular; Dentistry
physicalDescription: label: Physical Description
content: glass (microscope material)
label: Physical Description
content: metal (case material)
label: Physical Description
content: wood (case material)
label: Physical Description
content: brass (microscope material)
label: Measurements
content: case: 17.3 cm x 40 cm x 15.5 cm; 6 13/16 in x 15 3/4 in x 6 1/8 in
label: Measurements
content: microscope: 36.5 cm x 12.7 cm x 18.5 cm; 14 3/8 in x 5 in x 7 5/16 in