never drawn in the hot weather. Mr. Manderson would often sit right in the doorway at nights, smoking and looking out into the darkness. But nobody could have seen him who had any business to be there.'
'I see. And now tell me this. Your hearing is very acute, you say, and you heard Mr. Manderson enter the house when he came in after dinner from the garden. Did you hear him re-enter it after returning from the motor drive?'
Martin paused. 'Now you mention it, sir, I remember that I did not. His ringing the bell in this room was the first I knew of his being back. I should have heard him come in, if he had come in by the front. I should have heard the door go. But he must have come in by the window.' The man reflected for a moment, then added, 'As a general rule, Mr. Manderson would come in by the front, hang up his hat and coat in the hall, and pass down the hall into the study. It seems likely to me that he was in a great hurry to use the telephone, and so went straight across the lawn to the window–he was like that, sir, when there was anything important to be done. He had
