Unidentified Bridges
name: label: Collection Creator
content: American Institute of Steel Construction
setName: label: See more items in
content: American Institute of Steel Collection
label: See more items in
content: American Institute of Steel Collection / Series 1: Photographic Prints
unitdate: label: Date
content: undated
container: label: Container
content: Box 1, Folder 22
dataSource: label: Archival Repository
content: Archives Center, National Museum of American History
objectType: label: Type
content: Archival materials
label: Type
content: Photographs