Reference | {Deposit:: AUSTIN GEORGE S., 1972, INDIANA GEOLOGICAL SURVEY, PAGE 6.}{Deposit:: MESA HEALTH AND SAFETY INSPECTION REPORT NOVEMBER 9, 1972.}{Deposit:: PLANT PRODUCES SEWER PIPE AND FLUE LINERS.}{Deposit:: MSHA INSP. 1978}{Deposit:: RCF LIST 10/81} |