Treasure exports Treatment of gold and silver ores by fusion, economical results in Treatment of ore at Lend, Austria Treatment of ores of native silver in Chihuahua. Value, metallurgical, of the lignites of the West. Veins, quartz, in the granite belt, California Ventilation of mines.. Von Schmidt, Colonel J. W., project to take water from Lake Tahoe, California Wastage of the precious metals, tests to determine. California Water Company, California, project to draw water from lakes in El Dorado County, Water-ditches at Park's and Indian Bars, California. Water from Lake Tahoe, California 33 498 498 499 367 164 119 9 120 26 25 |