Page:Milne - The Red House Mystery (Dutton, 1922).djvu/85

 I don't at all agree with Mr. Gillingham that the keys of the down-stairs rooms are always outside the doors. Sometimes they are, no doubt; but I think we shall probably find that these are inside."

"Oh, well, of course, if they are inside, then your original theory is probably the correct one. Having often seen them outside, I just wondered that's all. You asked me to be quite frank, you know, and tell you what I thought. But no doubt you're right, and we shall find them inside, as you say.

"Even if the key was outside," went on Cayley stubbornly, "I still think it might have been accidental. He might have taken it in with him, knowing that the interview would be an unpleasant one, and not wishing to be interrupted."

"But he had just told you to stand by in case he wanted you; so why should he lock you out? Besides, I should think that if a man were going to have an unpleasant interview with a threatening relation, the last thing he would do would be to barricade himself in with him. He would want to open all the doors and say, 'Get out of it'"

Cayley was silent, but his mouth looked obstinate. Antony gave a little apologetic laugh and stood up.

"Well, come on, Bill," he said; "we ought to be stepping." He held out a hand and pulled his friend up. Then, turning to Cayley, he went on, "You must forgive me if I have let my thoughts run on rather. Of course, I was considering the matter purely as an outsider; just as a problem, I mean,