Pig Iron, 48-56, unnumbered slides, undated
name: label: Collection Creator
content: Missionary Catechists of Divine Providence.
label: Collection Creator
content: Massachusetts Institute of Technology (MIT) Civil Engineering Department
label: Collection Creator
content: Underwood and Underwood
setName: label: See more items in
content: Division of Work and Industry Lantern Slide Collection
label: See more items in
content: Division of Work and Industry Lantern Slide Collection / Series 2: Extractive Industries
dataSource: label: Archival Repository
content: Archives Center, National Museum of American History
identifier: label: Identifier
content: NMAH.AC.1013, Subseries 2.2.2
objectType: label: Type
content: Archival materials
scopecontent: label: Scope and Contents
content: Include images of pig iron, also known as crude iron, used by the iron industry in the production of steel. The images document the processing of pig iron and machinery primarily used in Pittsburg, Pennsylvania and Hibbing, Minnesota.