Concrete arch bridges
name: label: Collection Creator
content: Morgan, Nathan W.
setName: label: See more items in
content: Nathan W. Morgan Papers
label: See more items in
content: Nathan W. Morgan Papers / Series 3: Photographs
unitdate: label: Date
content: 1921
container: label: Container
content: Box 14, Folder 11
dataSource: label: Archival Repository
content: Archives Center, National Museum of American History
objectType: label: Type
content: Archival materials
label: Type
content: Photographs