Book,  chapter

1    1,   16|   Patagonian gave a peculiar whistle, and immediately a magnificent
2    1,   19| keeping up a low, continuous whistle.~Glenarvan and Robert had
3    1,   26|    hurrah! when a well-known whistle was heard. The gallop of
4    2,    5|     of the boiler; the alarm whistle sounded unnaturally loud,
5    2,   11|    said John Mangles.~A loud whistle interrupted the discussion.
6    2,   18|   one of these calms a sharp whistle reached them. John Mangles
7    2,   18|     listened. The mysterious whistle was repeated, and answered
8    2,   18|    had heard this ill-boding whistle, and the report which echoed
9    3,   17|    quicker than Tom Austin’s whistle could have brought them