Quinn Sand and Gravel Pit

MOORE MICHAEL C., 1975, INDIANA GEOLOGICAL SURVEY, PAGE 40.MESA HEALTH AND SAFETY INSPECTION REPORT APRIL 28-MAY 1, 197OPERATION IS A COMBINED OPEN PIT AND DREDGING OPERATION WITHINCLUDED. DREDGING SECTION PRODUCES 20 PERCENT OF THE SANDGRAVEL, THE REMAINDER BY THE OPEN PIT SECTION.RCF LIST 10/81