"Well, now what does all this suggest to you, my lord?" asked Inspector Creighton in a tone of deferential enquiry. The Bishop answered hesitantly. "I must say it makes me think, very reluctantly, that whoever shot Furnace must have had some hand in causing the crash, and so the crash couldn't have been accidental, after all. We might even assume that the circumstances which caused the crash were such that if Furnace had been able to regain consciousness he would have been able to guess the murderer. That is what occurs to me." "Bravo, you have the mind of a detective!" exclaimed the Inspector. Dr. Marriott smiled deprecatingly. "Or a criminal. I see one difficulty, however. How can one account for the letter to Lady Laura, written, I am afraid, in the definite contemplation of suicide?

