Journal article- Intercepting and Reducing Valves, 1893
name: label: Collection Creator
content: Pittsburgh Locomotive and Car Works
setName: label: See more items in
content: Pittsburgh Locomotive and Car Works Collection
label: See more items in
content: Pittsburgh Locomotive and Car Works Collection / Series 2: D.A. Wightman Personal Papers
container: label: Container
content: Box 1, Folder 10
dataSource: label: Archival Repository
content: Archives Center, National Museum of American History
objectType: label: Type
content: Archival materials