and finally went off into a rollicking convulsion of the jolliest laughter that could be imagined. It was so joyful—so long continued—so perfectly cordial and hearty, that every body was forced to join in. There was no resisting it.
Then the girl took a gun and fired it. We stood ready to count the astonishing clatter of reverberations. We could not say one, two, three, fast enough, but we could dot our note-books with our pencil points almost rapidly enough to take down a sort of short-hand report of the result. My page revealed the following account. I could not keep up, but I did as well as I could:
FIFTY-TWO DISTINCT REPETITIONS.
I set down fifty-two distinct repetitions, and then the echo got the advantage of me. The doctor set down sixty-four, and thenceforth the echo moved too fast for him, also. After the separate concussions could no longer be noted, the reverberations dwindled to a wild, long-sustained clatter of sounds such as a watchman’s rattle produces. It is likely that this is the most remarkable echo in the world.
