"Now look at that!" cried Donald suddenly, when the boys were a
hundred yards from the canoe. "Did you ever see such a fool trick
as that? Just when he was coming out all right, too. Pull for ail
you are worth, boys!"

Even as he spoke the boys had gripped their oars and sent their
boat at racing speed for the canoe.

What had called forth Donald's exclamation was, that just as the
Dart was passing the canoe one of the girls, who was seated in the
stern, had suddenly risen to her feet to wave her handkerchief at
some one on the yacht. As she stood up the swell from the yacht
caught the light craft, rolling it from side to side, and the girl
losing her balance pitched headlong over the side of the boat,
capsizing it. In a moment they were all struggling in the river.
As the canoe went over the man caught the girl nearest to him and
helped her to the boat and then turned to aid the other girl, but
she had disappeared.

"Nellie!" he called, striking out in the direction he had last seen
her. "Nellie, Nellie! where are you?"

By this time the boys had reached the scene of the upset.

"Keep up your courage," shouted Rand, "we'll pick you up!"

[Illustration: "They were all struggling in the water."]

"Never mind me!" called the young man as they came near. "See if