INTRODUCTORY REMARKS. When mans advance towards civilization is considered, we find his work and achievements falling under two headings, namely, historic and pre- historic. At the beginning of the nineteenth century pre- historic archaeology was in a chaotic state, inextricably mixed with mythology, and hampered by un- scientific methods of research. The first great advance was made in or about the year 1830, when some Scandinavian scientists, having realized the chronological sequence of pre- historic antiquities, were able to supply the essential elements of a new system of classification, which has since become so familiar all the world over as the three ages of stone, bronze, and iron...