A five-ton steam shovel and its crew in an "open-pit" iron mine at Hibbing, Minn.

Stereograph showing mining crew with large steam shovel in iron ore pit.
H73731 U.S. Copyright Office.
Copyright 1906 by Underwood & Underwood. U-85474.
On mount: Works and Studios Arlington, N.J., Littleton, N.H., Washington, D.C.
No. 7953-(a).