APPROXIMATELY LOCATED IN OR AROUND THE CONTACT MINING DISTRICT; DISTRICT REPORT; PROPERTY REPORTS; GEOLOGY; PRODUCTION; CROSS SECTION; CLAIM MAP; USGS BULLETIN 847-A; 2 LARGE PLATES; SITE NAME: NEVADA-BELLEVUE MINING CO., SALMON RIVER MINING CO., GRAY COPPER CORP., MINES AND PROSPECTS: BROOKLYN, PALO ALTO, BLUE BIRD, BRYAN, ANTELOPE, DETWEILER, VIVIAN, HICKEY, SILVER CIRCLE, RATTLER, ALICE, MAGNOLIA, MAMMOTH, HELEN B. SMITH, AND OTHERS; COMMODITY: GOLD, SILVER, COPPER, LEAD; AUTHOR: SCHRADER, F.C.