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Category: The 1940s

Loading Trucks at Gypsum Lime and Alabastine

Loading Trucks at Gypsum Lime and Alabastine

When other forms of power were applied to “steam shovels” through the advents of gasoline and electricity, they became known as “power shovels.”
Drill Markings on the Wall

Drill Markings on the Wall

This image shows a worker near piles of stone that have been blasted off the pit’s walls. Notice the light, vertical lines at regular intervals on the face […]