But Dundee again ignored him. His implacable eyes held Flora Miles' until the woman broke suddenly, piteously. She fumbled in the raffia bag which had been hanging from her arm.

"Good God, Flora! What does it all mean?" Tracey Miles collapsed like a pricked pink balloon. "That's my stationery—one of my business envelopes—"

Flora Miles dropped the bag which she need no longer watch and clutch with terror, as she dug her thin fingers into her husband's shoulders and looked down at his puzzled face, for she was a little taller than he.

"Forgive me, darling! Oh, I knew God would punish me for being jealous! I thought you were writing love letters to—to that woman—"

Dundee did not miss the slightest significance of that scene as he retrieved the blue-grey envelope she had dropped. It was inscribed, in a curious handwriting: "Mrs. Selim, Private Dining Room, Breakaway Inn."

"Let's see, boy," Strawn said, with respect in his harsh voice.

Dundee withdrew the single sheet of business stationery, and obligingly held it so that the chief of detectives could read it also.

"Nita, my sweet," the note began, without date-line, "Forgive your bad boy for last night's row, but I must warn you again to watch your step. You've already gone too far. Of course I love you and understand, but—Be good, Baby, and you won't be sorry."

The note was signed "Dexy."

Dundee tapped the note for a long minute, while Tracey Miles continued to console his wife. A new avenue, he thought—perhaps a long, long avenue....