Ball Bearing
date: label: date made
content: 1890
label: patent date
content: 1890-06-03
name: label: inventor
content: Singley, Samuel
notes: label: Location
content: Currently not on view
place: label: place made
content: United States: Missouri
label: associated place
content: United States: Missouri, St. Louis
setName: label: See more items in
content: Work and Industry: Mechanical and Civil Engineering
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: MC.308842
label: catalog number
content: 308842
label: accession number
content: 89797
label: patent number
content: 429,249
objectType: label: Object Name
content: anti-friction alloy, bearings
label: Object Name
content: anti-friction alloy, bearings, patent model
label: Object Name
content: patent model, alloy, anti-friction
physicalDescription: label: Physical Description
content: metal (overall material)
label: Measurements
content: overall: 1 3/8 in x 4 1/2 in x 3 1/4 in; 3.4925 cm x 11.43 cm x 8.255 cm