Ammann, Othmar Hermann
name: label: Collection Creator
content: Roebling, Charles Gustavus, 1849-1918
label: Collection Creator
content: Roebling, Ferdinand W. (Ferdinand William), 1842-1917
label: Collection Creator
content: John A. Roebling's Sons Company
label: Collection Creator
content: Roebling, John Augustus, 1806-1869
label: Collection Creator
content: Roebling, Washington Augustus, 1837-1926.
setName: label: See more items in
content: John A. Roebling Collection
label: See more items in
content: John A. Roebling Collection / Series 6: Reference materials
unitdate: label: Date
content: 1958
container: label: Container
content: Box 1, Folder 2
dataSource: label: Archival Repository
content: Archives Center, National Museum of American History
objectType: label: Type
content: Archival materials