Lake Superior Power Co.: Head Gates, Canal No. 2
name: label: Collection Creator
content: Tyrrell, Henry Grattan, 1867-1948
label: Collection Author
content: Tyrrell, Mary Maude Knox
setName: label: See more items in
content: Henry Grattan Tyrrell and Mary Maude Knox Tyrrell Papers
label: See more items in
content: Henry Grattan Tyrrell and Mary Maude Knox Tyrrell Papers / Series 4: Proposals, drawings, and sketches
unitdate: label: Date
content: circa 1907-1908
label: Date
content: undated
container: label: Container
content: Box 2, Folder 12
dataSource: label: Archival Repository
content: Archives Center, National Museum of American History
objectType: label: Type
content: Archival materials