"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.