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[Concrete Coring]
Photograph of a man operating a concrete coring device, or concrete drilling device, with a very large drill bit attached. The machine is drilling in the corner of a concrete floor, and the man can be seen wearing gloves and stained work clothes as he holds a lever on the machine.
Date:
July 2, 1980
Creator:
Mears, Dewey G.
System:
The Portal to Texas History