"Seems to me I've seen it before," he remarked, picking up the binoculars. He raised them to his eyes and gazed long and earnestly at the speeding craft. Finally he handed the glasses to Joe. "What do you think?" he asked.
"Why, of course we've seen it before!" Joe exclaimed, after a brief inspection. "We saw that boat in Barmet Bay!"
Frank nodded.
"It's the same motorboat that chased us the afternoon of the storm!"
CHAPTER XII
Into the Cave
Frank Hardy bent over the wheel.
"I'm going closer," he said. "We'll make absolutely sure of this."
He altered the course of the boat so that it would intercept the other craft, at the speed they were going. Then he turned up his coat collar and drew his cap lower over his eyes.