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Popular Science 1947-09

Popular Science 1947-09.jpg ThumbnailsScott Receivers -1932AThumbnailsScott Receivers -1932AThumbnailsScott Receivers -1932AThumbnailsScott Receivers -1932A

Men digging a tunnel pushing a large chunk of rock onto a conveyor belt to have it hauled away, while up front a man taps the ceiling to check for soundness. "Sandhog's Toughest Job."



Artist:

Source: Horton Family, Noblesville, Indiana

Restoration by: magscanner