_A small antler_ 121 _A knife with two blades, a saw, and a file, all in one_ 122 _A Cave-man's dagger_ 123 _A Cave-man's mortar stone_ 125 _A drum_ 126 _The engraving of a cave-bear_ 131 _A stone borer_ 134 _A necklace of fossil shells_ 139 _A throwing-stick_ 145 _An Irish deer_ 146 _A fragment of a Cave-man's baton, engraved_ 147 _A Cave-man's nose ornament_ 149 _A Cave-man's baton, engraved_ 149 _An Eskimo drawing of reindeer caught in snares_ 151 "_A piece of sandstone for flattening seams_" 152 _A reindeer snare_ 152 _Three views of a Cave-man's spearhead_ 154 "_It was during this time that the Bison clan learned to use the throwing-stick_" 155 _Harpoons with several barbs_ 156 _A bone awl_ 157 _A bone pin_ 157 _A large bone needle_ 157 _A bone from which the Cave-men have sawed out slender rods for needles_ 158 _A piece of sandstone used by the Cave-men in making needles_ 158 _A flint comb used in rounding and polishing needles_ 158 _A flint saw used in making needles of bone_ 158 _A short needle of bone_ 159 _A flint comb used in shredding fibers_ 159 _A long fine needle of bone_ 159 _Two views of a curved bone tool_ 160 _A Cave-man's engraving of two herds of wild horses_ 162 _A Cave-man's carving of horses' heads_ 163 _A Cave-man's engraving of a reindeer_ 163 _Harpoons of reindeer antler_ 166 _A flint harpoon with one barb_ 167 _A spoon-shaped stone_ 167 _A baby's hood_ 169 "_In summer he played in the basket cradle_" 169 _First step in coiled basketry_ 170 _Second step in coiled basketry_ 170 _Three rows of coiled work_ 170 _A water basket_ 172