Optical Instrument
name: label: maker
content: Heath, Laban
notes: label: Description
content: Patent model for Laban Heath, “Improvement in Optical Instruments,” U.S. Patent 54,542 (May 8, 1866). Laban Heath (1837-1894) was a New England engraver who was particularly interested in detecting counterfeit currency. This convertible instrument could be used as a microscope, a telescope, or a magnifying glass. The inscription reads "L. HEATH."
label: Location
content: Currently not on view
place: label: place made
content: United States: Massachusetts, Boston
setName: label: See more items in
content: Medicine and Science: Physical Sciences
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: PH.308997
label: catalog number
content: 308997
label: accession number
content: 89797
label: patent number
content: 54,542
objectType: label: Object Name
content: Optical Instrument
label: Object Type
content: Patent Model
physicalDescription: label: Measurements
content: overall: 3 3/8 in x 1 7/8 in; 8.5725 cm x 4.7625 cm