Page:The Secret of the Caves.djvu/13

This page has been proofread, but needs to be validated.
Overboard
7

became manifest as it pulled away, leaving Biff shaking his head in exasperation.

Suddenly Joe, who had been looking at the passenger yacht in the distance, gave a shout of alarm.

"Look!" he cried.

Frank glanced up just in time to see an immense puff of black smoke bursting from above the deck of the yacht. Then, across the waves, was borne to their ears the roar of an explosion.

They could see figures running about on the deck of the boat. One of them, a woman, ran directly to the rail and began to clamber up on it.

"What on earth—" gasped Joe.

"She's going overboard!"

Another figure ran out, making a frantic grab at the woman who was balanced perilously on top of the rail. Then, her arms outspread, the woman jumped. The boys saw her plunge down the side of the yacht, and there was a splash as she hurtled into the water.

A moment later she emerged and they could see her swimming about and waving her arms. The Sleuth had drawn closer to the yacht in the meantime and now the boys could hear a faint cry for help.

Tensely, Frank leaned over the wheel. Great clouds of smoke were pouring from the yacht.