148 The Upsidedownians. in taking it in. As soon as the sail was down, the boat, which had been rolling frightfully, righted itself somewhat, and poor Uncle Jack and the two trembling children knew that their present danger was over. And now the Dragonfly raced madly on, blown by the furious gale, Uncle Jack keeping her as steady as possible, and aiming for—he knew not where. The sky was as black as night, and the howling of the wind in the rigging was dread- ful. For fifteen minutes this storm continued, then the sky began to lighten a bit, the wind died gradually out, and the sun shone on them again, for it had been only a summer storm, and though violent, did not last long. And now, to their utter amazement, they saw directly before them an isl- and which was quite unknown, even to Uncle Jack who had sailed in these waters for years. Between them and the island, however, and standing like sentinels on guard, was a reef of angry looking rocks, against which the breakers were dashing with tremendous force. ‘We must keep away from them,” said Uncle Jack, when to his horror,