Group 10, engines, cylinder valve, gear and governors, poppet valve and Corliss valves
name: label: Collection Creator
content: Nordberg Manufacturing Company
setName: label: See more items in
content: Nordberg Manufacturing Company Collection
label: See more items in
content: Nordberg Manufacturing Company Collection / Series 9: Photographs / 9.1: Photographs
unitdate: label: Date
content: undated
container: label: Container
content: Box 23, Folder 1
dataSource: label: Archival Repository
content: Archives Center, National Museum of American History
objectType: label: Type
content: Archival materials