Panorama view of the Hibbing iron mining area, in 1936.
Mahoning-Hull-Rust Mine, Hibbing, St. Louis County, Minnesota, USA
The world’s largest open pit mines, in 1936. Vintage picture postcard, photographer P. Schawang, St. Paul, Minn., published by Hibbing Daily Tribune, Hibbing, Minn. The card was sent on 22 March 1937 from Hibbing to Mahoning, Ohio.
G. Grundmann collection.
© P. Schawang, St. Paul, Minn.