Allied Chemical and Dye Corporation, Solvay Process Division
1 1/4 miles NW of Prairie du Rocher, Portion of quarry is in 17-5S-9W, Randolph County, Illinois;
Salem Limestone quarry. Men drilling holes into face of limestone preparatory to blasting.;
1 photograph and negative;
March 27, 1959;
For use in Annual Report only
Allied Chemical and Dye Corporation
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