Standing in the bow of the launch, he pointed his hands, then dived into the river.
While he was below the surface of the water the other canoeists swam alongside, helping themselves aboard.
"Oh, Dave!" cried Laura Bentley.

"What's wrong ?" "Dan Dalzell hasn't come up," Darrin choked.

"Here, clear the way.

I'm going down after Dick." He was gone like a flash.

Seconds ticked by while a score of pale faces watched over the side of the launch.
Then, at last, up shot Dave.