"I have."

"Who sent it?"

"I cannot tell you, Mrs. North."

"Have you no idea at all?"

"Certainly not. How should I have?"

"Could you detect no resemblance in the writing to any one's you know?"

He shook his head.

"Not to--for instance--Alexander's?" she resumed, looking at him steadfastly. But Dr. Rane saw with a sure instinct that Alexander's was not the name she had meant to speak.

"I feel sure that Mr. Alexander no more wrote the letter than--than you did, Mrs. North."

"Does it bear any resemblance to Richard North's?" she continued, after a faint pause.