a low moan reached his ears. At first he could not locate the sound, but presently discovered that it came from the vicinity of the rocks. Feeling his way along he managed, but not without great difficulty, to gain the top of the rocks. Here he saw the water foaming and boiling twenty feet below.
"That woman must be down there," he muttered. Then he raised his voice. "Where are you?"
"Down here, by the rocks!" came back faintly. "Help! please help me!"
Locating the voice as well as he was able, the young captain began crawling down from one rock to another. This was difficult work, and he had to move with extreme care for fear of a tumble, which would land him directly into the boiling stream. At last, however, he found himself perched on a bit of a shelf, with the water less than two feet away.
From this point of view he beheld the sufferer, who was swinging in the water, with her arms tightly clutching a sharp stone which reared its point just above the surface of the stream. He saw that she was evidently a Spanish woman, well along in years, and that her dress was sadly torn,
