tracing, frogs and plate crossing
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: MC.204490.0574
label: catalog number
content: 204490.0574
label: accession number
content: 204490
objectType: label: Object Name
content: tracing, frogs and plate crossing
physicalDescription: label: Measurements
content: overall: 26 7/8 in x 35 7/8 in; 68.2625 cm x 91.1225 cm