Three Workers and Unidentified Machine
name: label: Collection Manufacturer
content: Phelps, Dodge & Co
setName: label: See more items in
content: Phelps-Dodge Collection
unitdate: label: Date
content: undated
container: label: Container
content: Box 2, Item 2
dataSource: label: Archival Repository
content: Archives Center, National Museum of American History
objectType: label: Type
content: Archival materials
label: Type
content: Negatives