City of Detroit, Department of Water Supply, River Tunnel
name: label: Collection Creator
content: Grassman, Herbert S.
setName: label: See more items in
content: Herbert S. Grassman Papers
label: See more items in
content: Herbert S. Grassman Papers / Series 3: Contracts
unitdate: label: Date
content: 1929
container: label: Container
content: Box 3, Folder 4
dataSource: label: Archival Repository
content: Archives Center, National Museum of American History
objectType: label: Type
content: Archival materials