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.31616
label: catalog number
content: 31616
objectType: label: Object Name
content: Key
physicalDescription: label: Physical Description
content: metal, iron (overall material)
label: Measurements
content: overall: 3 in x 1 1/2 in x 3/8 in; 7.62 cm x 3.81 cm x .9525 cm