B1-B9995
name: label: Collection Creator
content: Bethlehem Steel Corporation
setName: label: See more items in
content: Bethlehem Steel Corporation Mining Photographs
label: See more items in
content: Bethlehem Steel Corporation Mining Photographs / Series 4: Black-and-White Negatives
unitdate: label: Date
content: 1953-1963
dataSource: label: Archival Repository
content: Archives Center, National Museum of American History
identifier: label: Identifier
content: NMAH.AC.1242, Subseries 4.3
objectType: label: Type
content: Archival materials