key
notes: label: Location
content: Currently not on view
setName: label: See more items in
content: Work and Industry: Mechanisms
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: ME.377771
label: catalog number
content: 377771
label: accession number
content: 139569
objectType: label: Object Name
content: Key
physicalDescription: label: Physical Description
content: metal, iron (overall material)
label: Measurements
content: overall: 4 7/8 in x 2 1/8 in; 12.3825 cm x 5.3975 cm