sitting at a desk.

"Mr. Dorr?" he asked.

"Yes," replied the fat young man nervously, "but if you are a
reporter, I must--"

"I am not," interrupted the other. "I am an expert on advertising,
and I want that one thousand dollars reward."

The chemist pushed his chair back and rubbed his forehead.

"You mean you have--have found out something?"

"Not yet. But I intend to."

Dorr stared at him in silence.

"You are very fond of dogs, Mr. Dorr?"

"Eh? Oh, yes. Yes, certainly," said the other mechanically.

Average Jones shot a sudden glance of surprise at him, then looked
dreamily at his own finger-nails.

"I can sympathize with you. I have exhibited for some years. Your
dog was perhaps a green ribboner?"

"Er--oh--yes; I believe so."