Result-Getting Methods in Underground Coal Mining
name: label: Collection Donor
content: Bethlehem Steel Corporation
label: Collection Manufacturer
content: Consolidation Coal Company
label: Collection Manufacturer
content: Pittsburgh Consolidation Coal Company
setName: label: See more items in
content: Pittsburgh Consolidation Coal Company photographs and other materials
label: See more items in
content: Pittsburgh Consolidation Coal Company photographs and other materials / Series 1: Background Materials
unitdate: label: Date
content: 1918
container: label: Container
content: Box 68, Folder 3
dataSource: label: Archival Repository
content: Archives Center, National Museum of American History
objectType: label: Type
content: Archival materials