Duluth, Mesabi Iron Range Railroad, Ore Docks, U.S. Steel Steamer Irving S. Olds, Duluth, Mesabi Iron Range Tug Edna G (Last Steam Tug in Great Lakes). Two Harbors, Minnesota (GFB-68-4529)
MLA
Plowden, David (1932). Duluth, Mesabi Iron Range Railroad, Ore Docks, U.S. Steel Steamer Irving S. Olds, Duluth, Mesabi Iron Range Tug Edna G (Last Steam Tug in Great Lakes). Two Harbors, Minnesota (GFB-68-4529). Box 58. 1968. https://collections.library.yale.edu/catalog/2041371.
APA, 6th edition
Plowden, David (1932). (["Box 58"])(1968)[Duluth, Mesabi Iron Range Railroad, Ore Docks, U.S. Steel Steamer Irving S. Olds, Duluth, Mesabi Iron Range Tug Edna G (Last Steam Tug in Great Lakes). Two Harbors, Minnesota (GFB-68-4529)]. https://collections.library.yale.edu/catalog/2041371.
