He walked the floor nervously while Mrs. Balfame went out to the kitchen. Frieda was sitting by the stove knitting. Commanded to come to the parlour, her little eyes almost closed, but she followed Mrs. Balfame and confronted Rush, who stood in the middle of the room looking tall and formidable.

"I am Mrs. Balfame's lawyer," he said without preamble. "She sent for me because you tried to blackmail her. What were you doing on the stairs when you heard Mrs. Balfame in the kitchen? You left the dance hall sometime before eight, and that could not have been more than five minutes past."

Frieda pressed her big lips together in a hard line.

"Oh, you won't speak. Well, if you don't explain to me, you will to the Grand Jury to-morrow. Or I shall get out a warrant to-night for your arrest as the murderer of David Balfame."

"Gott!" The girl's face was almost purple. She raised her knitting needles with a threatening gesture that was almost dramatic. "I did not do it. She has done it."

"What were you doing on the stairs?"

"I would heat water for my tooth."

"Cold water is the thing for an ulcerated tooth."

"I never have the toothache like that already. I am in my room many minutes before I think I go down. Then, when I am on the stairs I hear Mrs. Balfame come in."

"She has explained what you heard."