APPROXIMATELY LOCATED IN OR AROUND THE SPRUCE MOUNTAIN MINING DISTRICT; DISTRICT REPORT; UNIVERSITY OF NEVADA BULLETIN VOLUME XXV, NO. 7; SITE NAME: MINES AND PROSPECTS - MONARCH, BLACK FOREST, KILLIE, BULLSHEAD, SPENCE, PARKER, BANNER HILL, SPRUCE STANDARD, STAR GROUP, STAR MINE, GRAY EAGLE, EXCHEQUER AND IMPERIAL, BLUE VEIN, TEACUP, MOTHER LODE; COMMODITY: GOLD, SILVER, LEAD, COPPER, ZINC; AUTHOR: SCHRADER, F.C.