“My word!” sighed Vance. “You’re in a pos’tively ghastly predic’ment. However, maybe I can cast illumination on those disquietin’ cigarette butts.”

Once more he went to the door, and summoning Snitkin, returned the pistol.

“The District Attorney thanks you,” he said. “And will you be good enough to fetch Mrs. Platz. We wish to chat with her.”

Turning back to the room, he smiled amiably at Markham.

“I desire to do all the conversing with the lady this time, if you don’t mind. There are potentialities in Mrs. Platz which you entirely overlooked when you questioned her yesterday.”

Markham was interested, though sceptical.

“You have the floor,” he said.

CHAPTER X.
Eliminating a Suspect

(Saturday, June 15; 5.30 p.m.)

When the housekeeper entered she appeared even more composed than when Markham had first questioned her. There was something at once sullen and indomitable in her manner, and she looked at me with a slightly challenging expression. Markham merely nodded to her, but Vance stood up and indicated a low tufted Morris chair near the fireplace, facing the front windows. She sat down on the edge of it, resting her elbows on its broad arms.