come over here and entered your shop unobserved. I remember now he asked me where the submarine was being built that was going to compete with our firm's, and I told him. I didn't think he was that kind of a lad. Well, since he's probably gone back home, perhaps you will come for a ride with me, Tom."
"I'm afraid I can't go, thank you," answered the lad. "We are very busy getting our submarine in shape for a trial. But I can imagine why Andy left so hurriedly. He probably learned that a doctor had been summoned for me, though, as it happened, I didn't need one. But Andy probably got frightened at what he had done, and left. I'll make him more sorry, when I meet him."
"Don't blame you a bit," commented Mr. Berg. "Well, I must be getting back."
He hastened out to his auto, while Tom and his father watched the agent.
"Tom, never trust that man," advised the aged inventor solemnly.
"Just what I was about to remark," said his son. "Well, let's get back to work. Queer that he should come here again, and it's queer about Andy Foger."
Father and son returned to the machine shop, while Mr. Berg puffed away in his auto. A little
