Chapter

 1 II   |     become a mountain, there, an abyss which was to be filled with
 2 III  | ventilators. It was now a silent abyss. It was like being at the
 3 VIII |         everywhere and always an abyss under his feet! We are on
 4 IX   |         gazed down into the dark abyss—nothing was to be seen.
 5 XI   |          am going down into that abyss.”~“Harry! that will be a
 6 XI   |       determined to explore this abyss?” whispered Jack Ryan.~“
 7 XI   |          the deep and mysterious abyss, he had either left it,
 8 XI   |     concealed.~The bottom of the abyss was quite dry. Harry, taking
 9 XI   |         led, and whether another abyss opened from it, he lay down
10 XI   |          to plunge back into the abyss.~He looked up once more;
11 XII  |       having quitted that gloomy abyss in which you spent your
12 XIV  |    appears to us like a profound abyss into which we have, as it
13 XVII |        have lived in some secret abyss of the mine.~The old overman,
14 XVII |         him, alas!—drew from the abyss.”~“Oh, Nell! what are you
15 XVII |        he threw me down into the abyss where you found me, and
16 XVIII| explosion, disclosing a profound abyss, into which the waters were
17 XIX  |   carried off Nell from the deep abyss, notwithstanding all he