Exhaust Valves on Cooper-Bessemer Engines by P.R. Letz
name: label: Collection Creator
content: Cooper-Bessemer Corporation (Mt. Vernon, Ohio)
setName: label: See more items in
content: Cooper-Bessemer Corporation Records
label: See more items in
content: Cooper-Bessemer Corporation Records / Printed Materials
unitdate: label: Date
content: 1933
container: label: Container
content: Box 11, Folder 16
dataSource: label: Archival Repository
content: Archives Center, National Museum of American History
objectType: label: Type
content: Archival materials