Book,  chapter

1    1,   13|   when distant and prolonged howls broke on their ear, plainly
2    1,   13|    rocks here and there. The howls, and clearly the howls of
3    1,   13|   The howls, and clearly the howls of terrified animals, were
4    1,   19| their tactics. The deafening howls suddenly ceased: they seemed
5    3,   12|      they were seen. Renewed howls broke forth, mingled with