LXIII.

THE EARLY HISTORY OF MANKIND.

THE STONE AGE.—PICTURE OF ADAM AND EVE.—HOW EVE CUT THE APPLE.—MINERS OF ANCIENT TIMES.—DISCOVERY OF STONE IMPLEMENTS.—THE INVENTION OF FIRE.—HOW GOLD WAS FOUND.—COPPER AND BRONZE.—THE BRONZE AGE.—IRON AND ITS USES.—MINERAL PRODUCTIONS OF DIFFERENT COUNTRIES.—QUICKSILVER IN SPAIN AND CALIFORNIA.—THE WEALTH OF NEVADA.—ROMANTIC STORY OF THE COMSTOCK LODE.—MINERAL FUTURE OF AMERICA. 898