Chapter

 1 VIII   |  reconstructed by means of its stone weapons, its cups and its
 2 XIII   |       middle of the room was a stone for a hearth, over it in
 3 XV     |    halt, pick up a few bits of stone, build them up into a recognisable
 4 XV     | steepness increased, but these stone steps allowed us to rise
 5 XVI    | continuous din awaked by every stone against which they bounded.~
 6 XVI    |        hillock, every rock and stone, every projecting surface,
 7 XVII   |    dangerous shower of bits of stone and lava.~Leaning over the
 8 XXIII  |        his ear against the dry stone, and moved it slowly to
 9 XXXI   |    wood, it must be as hard as stone, and cannot float?”~“Sometimes
10 XXXVII |       their way in the hardest stone.~This might up to a certain
11 XXXVIII|     Boucher de Perthes, in the stone quarries of Moulin Quignon,
12 XXXVIII|     Not far distant were found stone hatchets and flint arrow-heads
13 XXXVIII|     the characteristics of the stone age. And unless he came
14 XXXIX  |     This is not a relic of the stone age. It is not even of the
15 XL     |         was he stopped by this stone barrier?”~“No, no,” I replied