LOCATED IN ELKO COUNTY; ARTICLE ON MINERAL PRODUCTION IN ELKO COUNTY; NEVADA'S METAL AND MINERAL PRODUCTION; NBMG B38; SITE NAME: CENTENNIAL GOLD MINING CO., COLUMBIA CON. MINING CO., INA MINE, LUCKY GIRL, SEATTLE CONT. COPPER CO., SILVER CIRCLE MINE, HUSSEY MINING CO., LEOPARD MINE, PANTHER MINE, WHITNEY AND VESEY MILL, MCWHARTER, MARSHALL AND SCHMIDT, WARD AND MORE; COMMODITY: GOLD, SILVER, COPPER, LEAD, ZINC, MERCURY; AUTHOR: COUCH.; CARPENTER