Reference | {Deposit:: REF: CRIB RECORD NO. W006789.}{Deposit:: PEARRE, NANCY C, 1956, USGS MIN INV RES MAP MR 4.}{Deposit:: AMERICAN INST MIN ENG TRANS, VOL 5, 1876-77, P. 227.}{Deposit:: NOT ON 1980 OR 1981 MSHA LISTS, ASSUME PAST PRODUCER}{Deposit:: NOT ON RCF OR CMS LISTS 10/81} |