Machine shop, Balboa, interior view
name: label: Collection Creator
content: Dearborn, Robert Ward, 1894-1976
setName: label: See more items in
content: Robert Dearborn Panama Canal Glass Negatives
container: label: Container
content: Box 5, Folder 56
dataSource: label: Archival Repository
content: Archives Center, National Museum of American History
objectType: label: Type
content: Archival materials
label: Type
content: Negatives