A cup of steaming coffee at this moment brought by the steward was offered to the newcomer, who drank eagerly. He glanced about the group with a faint smile in answer to their puzzled looks.
“Look out for the ‘U-13’, boys!” he said.
CHAPTER VIII
MORE ABOUT THE “U-13”
“Frank Shaw!” cried Jimmie, crowding close to the lad lying on the locker. “What’s that you’re saying about the ‘U-13’?”
“I say ‘Look out for it,’ that’s all!”
“No, it isn’t all!” protested the boy. “Take another drink of this coffee and then brace up and tell us what you know! How did you get here and what and who and where and why is this ‘U-13’?”
Frank smiled as he struggled to a sitting posture.
“If you’ll rub the cramp out of that leg, boys, I’ll ‘fess up’ everything,” he began. “That leg feels as if some one were trying to pull some teeth out of it by the roots. A cramp is fierce.”