Minerals
name: label: Collection Creator
content: American Petroleum Institute.
setName: label: See more items in
content: American Petroleum Institute Photograph and Film Collection
label: See more items in
content: American Petroleum Institute Photograph and Film Collection / Series 1: Historical Photographs, 1850s-1950s
unitdate: label: Date
content: 1921
dataSource: label: Archival Repository
content: Archives Center, National Museum of American History
identifier: label: Identifier
content: NMAH.AC.0711, Subseries 1.15
objectType: label: Type
content: Archival materials