Tom Swift and His Motor-Cycle

out the mails was regarding him curiously. Tom thought nothing of it at the time, but there came an occasion when he wished that he had taken more careful note of the well-dressed individual. As the youth passed out of the outer door he saw the man walk over to the registry window.

"He seems to have considerable mail business," thought Tom, and then the matter passed from his mind as he mounted his wheel and hurried to the machine shop.

"Say, I'm awfully sorry," announced Mr. Merton when Tom said he had come for the bolts, "but they're not quite done. They need polishing. I know I promised them to your father to-day, and he can have them, but he was very particular about the polish, and as one of my best workers was taken sick, I'm a little behind."

"How long will it take to polish them?" asked Tom.

"Oh, about an hour. In fact, a man is working on them now. If you could call this afternoon they'll be ready. Can you?"

"I s'pose I've got to," replied Tom good-naturedly. "Guess