As he turned around the doctor arrived.
He hurried at once to Ella's side.
"Hands still warm," he muttered, as he felt them....

"My God! It's the double knot strangle!" He bent over Ella for several moments.

Then he rose to his feet.

The door from outside had been opened once more.

A police inspector, followed by a detective, had entered.
"This is your affair, gentlemen, not mine," the doctor said gravely.