Part,  Chapter

 1 1,0| companions following him began to ascend by degrees on the back of
 2 1,0|     volcanic. It was necessary to ascend by zigzags to make the slope
 3 1,8|           the cavern and began to ascend through the dark passage.
 4 1,0|         would also permit them to ascend the Mercy, at the time of
 5 2,1|          in which we could either ascend the river, or, if we liked,
 6 2,3|           agreed that they should ascend the Mercy as far as the
 7 2,3|        would make it difficult to ascend the river. The tide was
 8 2,6|         at his post, and began to ascend the left bank of the Mercy,
 9 3,1|        would be then necessary to ascend the height of Washington
10 3,5|        sort. They were obliged to ascend the south-western spur,
11 3,7|           the door; then you will ascend on to the deck of the 'Nautilus,'
12 3,8|            In the meantime I will ascend just beyond the source of