30 Skull of Woolly Rhinoceros, showing the part which is not eaten by Hyænas 119 31 Bronze Bracelet from Thor’s Cave 129 32 Bronze Knife, Heathery Burn 142 33 Bronze Armlet, Heathery Burn 143 34 Bronze Spear-head, Heathery Burn 143 35 Bronze Mould for casting a socketed Celt 143 36 Section of Cave at Perthi-Chwareu 152 37 Plan of Cave at Perthi-Chwareu 154 38 Greenstone Celt, Rhosdigre Cave 157 39 Plan of Chambered Tomb at Cefn 162 40, 41, 42 Skull from Sepulchral Cave at Perthi-Chwareu 168 43, 44, 45 Skull from Sepulchral Cave at Perthi-Chwareu 169 46 Section of Femur 172 47, 48, 49, 50, 51 Section of Tibiæ 176 52, 53, 54 Platyenemic Tibiæ 177 55, 56, 57, 58 Human Femora 182 59, 60, 61 Skull from Cave at Cefn, St. Asaph 185 62, 63, 64 Skull from Genista Cave 207 65, 66 Skull from Cave of Sclaigneaux 219 67 Platyenemic Tibia from Sclaigneaux 219 68 Map of the Distribution of Iberic, Celtic, and Belgic Peoples at dawn of History 221 69 Section of the Trou du Frontal 237 70 Diagram of the Cave of Aurignac 245 71 Section across the valley of the Vezère and rock of Cro-Magnon 249 72 Detailed Section of the Cave of Cro-Magnon 251 73 Thigh-bone of Child from Grotta dei Colombi 260 74 Section of Valley-gravels at Fisherton 268 75 Section of Valley-gravels at Freshford, Bath 270 76 Section of Gailenreuth Cave 274 77 Plan of Kirkdale Cave 279 78 Sections of Kirkdale Cave 280 79 Molar of Hippopotamus 281 80 Leg-bones gnawed by Hyænas 282 81 The Dream-cave, Wirksworth 285 82 Left Lower Jaw of Glutton, Plas Heaton Cave 287 83 Plan of Hyæna Den, Wookey Hole 297 84, 85, 86, 87 Four Views of Flint Implements from Wookey Hole 299 88 Section showing Contents of Hyæna Den 304