Pennsylvania Railroad
name: label: Collection Creator
content: Hamily, David
setName: label: See more items in
content: Division of Transportation: Railroads' Engineering Data
unitdate: label: Date
content: 1932-1949
dataSource: label: Archival Repository
content: Archives Center, National Museum of American History
identifier: label: Identifier
content: NMAH.AC.0207, Series 6
objectType: label: Type
content: Archival materials