Spy Glass
date: label: date made
content: 1775-1800
name: label: maker
content: Jesse Ramsden
notes: label: Description
content: Small refracting telescope with an achromatic objective 1¼ inches aperture. There are two brass tubes. The inner one is engraved “Ramsden / London” and calibrated from one to four. A dial adjusts the eyepiece. The telescope is housed in a cylindrical cardboard container covered in shagreen.
label: Description
content: Jesse Ramsden (1735-1800), a prominent maker of mathematical and optical instruments. began in business in 1762, and became a Fellow of the Royal Society of London in 1786.
label: Location
content: Currently not on view
place: label: place made
content: United Kingdom: England, London
topic: label: Subject
content: Pharmacy
setName: label: See more items in
content: Medicine and Science: Medicine
label: See more items in
content: Health & Medicine
label: See more items in
content: European Apothecary
label: See more items in
content: Art
publisher: label: Related Publication
content: Warner, Deborah Jean. Telescopes For Land And Sea
label: Related Publication
content: Dictionary of National Biography
label: Related Publication
content: Urdang, George and Ferdinand William Nitardy. The Squibb Ancient Pharmacy: A Catalogue of the Collection
creditLine: label: Credit Line
content: Gift of American Pharmaceutical Association and Bristol-Myers Squibb Company
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: 1991.0664.0905
label: accession number
content: 1991.0664
label: catalog number
content: M-06301
label: collector/donor number
content: SAP 993
label: catalog number
content: 1991.0664.0905
objectType: label: Object Name
content: telescope (spyglass)
physicalDescription: label: Physical Description
content: brass (overall material)
label: Physical Description
content: glass (overall material)
label: Physical Description
content: shagreen (overall material)
label: Physical Description
content: paper (overall material)
label: Measurements
content: overall: 12 cm x 4.2 cm; 4 23/32 in x 1 21/32 in
label: Measurements
content: overall, case: 2 1/4 in x 5 5/8 in x 2 1/4 in; 5.715 cm x 14.2875 cm x 5.715 cm
label: Measurements
content: overall, telescope: 1 5/8 in x 1 3/4 in x 4 3/4 in; 4.1275 cm x 4.445 cm x 12.065 cm