August 1941. “One end of the Hull-Rust-Mahoning pit, largest open pit iron mine in the world, near Hibbing, Minnesota. The pit is two and a half miles long, three quarters of a mile wide and about four hundred feet deep.” Medium format safety negative by John Vachon for the Farm Security Administration. View full size.
August 1941. “One end of the Hull-Rust-Mahoning pit, largest open pit iron mine in the world, near Hibbing, Minnesota....
August 1941. “One end of the Hull-Rust-Mahoning pit, largest open pit iron mine in the world, near Hibbing, Minnesota....
August 1941. “One end of the Hull-Rust-Mahoning pit, largest open pit iron mine in the world, near Hibbing, Minnesota....