APPROXIMATELY LOCATED IN OR AROUND THE ELLSWORTH MINING DISTRICT; NBMG OPEN FILE REPORT 86-14; SITE NAME: BIG SPRINGS MINE, RETURN MINE, LIME DYKE, ESTA BUENA AND EAGLE MINES, FLAGSTAFF PROPERTY, GRAND VIEW OR EAGLE PROPERTY, EASTER SUNDAY MINES, GERMAN AND JAPAN CLAIMS, VINDICATOR MINE, AND CLINTON BAIRD PROPERTY; COMMODITY: TUNGSTEN; AUTHOR: QUADE, J.