Beresford, she learned, was still in the kitchen with his revolver, waiting for another attempt on the door and the detective was still outside in his search.

To Billy she gave her order in a low voice.
"If the Doctor attempts to go upstairs," she said, "let me know at once.

Don't seem to be watching.

You can be in the pantry.

But let me know instantly." Once back in the living-room the vague outlines of a plan--a test--formed slowly in Miss Cornelia's mind, grew more definite.
"Dale, watch that door and warn me if anyone is coming!" she commanded, indicating the door into the hall.