Caterpillar Tractor Photograph, Extracting Coal in Colorado
date: label: date made
content: 1930's
label: date made
content: 1932
notes: label: Location
content: Currently not on view
place: label: place made
content: United States: Colorado, Coalmont
setName: label: See more items in
content: Work and Industry: Agriculture
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: 2013.0038.17
label: catalog number
content: 2013.0038.17
label: accession number
content: 2013.0038
objectType: label: Object Name
content: photograph
physicalDescription: label: Physical Description
content: paper (overall material)
label: Physical Description
content: black; white (overall color)
label: Measurements
content: overall: 7 7/8 in x 10 in; 20.0025 cm x 25.4 cm