As she glided away from us, with her crew collected astern, to climb up and watch us, grinning and making derisive gestures, Barkins suddenly swung round the telescope, slipped the strap over his head, adjusted it to the proper focus, as marked by a line scratched with the point of a penknife, and raised it to his eye, when, to my astonishment, I saw all the Chinamen drop down out of sight.
