Payment in Full

And now for the radio program that has rated tops and popularity for a longer period of time than any other West Coast program. The mystery program that is unique among all mystery programs. And I'll tell you why.

It's because you know who's guilty. You see, his every move, you know his complete plans, even his innermost faults. Yet the final curtain always brings a startling surprise. In the signal oil program, the Quistler, that Quistler.

That whistle is your signal for the signal oil program, the Whistler. I am the Whistler, and I know many things before I walk by night. I know many strange tales hidden in the hearts of men and women who have stepped into the shadows.

Yes, I know the nameless terrors of which they dare not speak. Yes, friends, it's the Whistler for the Thompson Entertainment, and for the Thompson Gasoline Quality, it's signal. It takes extra quality you know to give you extra mileage, and Signal is the famous Go Father gasoline.

So look for the Signal Circle sign in yellow and black that identifies friendly independent signal stations from Canada to Mexico. And now the Whistler Strange Story, payment in full. It had been a series of little things, in themselves insignificant, but gradually they had lighted a fuse in John Chapman's mind, Touching off the entire sequence of events.

Gloria, of course, had been at the center. All through his most recent trial, John Chapman, the noted criminal lawyer, had been conscious of her presence there beside him, sensed her warm interest in admiration. But when at last the case was won, and they were alone again in his office, he was certain she was showing more than just the concern of a devoted secretary.