model of stages of tunnel timbering
date: label: Date made
content: c.1963
notes: label: Location
content: Currently not on view
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: 2002.0150.03
label: catalog number
content: 2002.0150.03
label: accession number
content: 2002.0150
objectType: label: Object Name
content: Model of Stages of Tunnel Timbering
physicalDescription: label: Measurements
content: overall: 50 in x 21 in x 38 in; 127 cm x 53.34 cm x 96.52 cm