FIGURE 1. SECTION OF THE NEANDERTHAL CAVE.
FIGURE 2. SIDE VIEW OF THE CAST OF PART OF A HUMAN SKULL FOUND BY DR. SCHMERLING EMBEDDED AMONGST THE REMAINS OF EXTINCT MAMMALIA IN THE CAVE OF ENGIS.
FIGURE 3. SIDE VIEW OF THE CAST OF A PART OF A HUMAN SKULL FROM A CAVE IN THE NEANDERTHAL.
FIGURE 4. OUTLINE OF THE SKULL OF AN ADULT CHIMPANZEE, OF THAT FROM THE NEANDERTHAL, AND OF THAT OF A EUROPEAN.
FIGURE 5. SKULL ASSOCIATED WITH GROUND FLINT IMPLEMENTS.
FIGURE 6. OUTLINES OF THE SKULL FROM THE NEANDERTHAL, OF AN AUSTRALIAN SKULL FROM PORT ADELAIDE, AND OF THE SKULL FROM THE CAVE OF ENGIS.
FIGURE 7. SECTION ACROSS THE VALLEY OF THE SOMME IN PICARDY.
FIGURE 8. FLINT IMPLEMENT FROM ST. ACHEUL, NEAR AMIENS, OF THE SPEAR-HEAD SHAPE.
FIGURE 9. OVAL-SHAPED FLINT HATCHET FROM MAUTORT.
FIGURE 10. FLINT TOOL FROM ST. ACHEUL.