Level
date: label: date made
content: 1850-1875
name: label: maker
content: Knox & Shain
notes: label: Description
content: The "Knox & Shain, Makers, Philad." inscription on this simple brass level is that of a mathematical instrument firm that began in business in 1850.
label: Location
content: Currently not on view
place: label: place made
content: United States: Pennsylvania, Philadelphia
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.317361
label: catalog number
content: 317361
label: accession number
content: 230277
objectType: label: Object Name
content: level
physicalDescription: label: Measurements
content: overall: 4 3/4 in x 6 5/8 in x 3/4 in; 12.065 cm x 16.8275 cm x 1.905 cm
label: Measurements
content: overall: 4 7/8 in x 6 5/8 in x 1 in; 12.3825 cm x 16.8275 cm x 2.54 cm