..". He greeted me pleasantly, standing with his hands thrust into the pockets of his shabby black overcoat, while, returning his salutation, I straightened myself, wondering what had brought him there, and whether he wished to hire a car. I had known him by sight for a couple of years or more as he passed up and down before my house, but we had not often spoken. Truth to tell, his movements seemed rather erratic and his shabbiness very marked, yet at times he appeared quite spruce and smart, and his absences were so frequent that my wife and I had grown to regard him with considerable suspicion. In the suburbs of London one doesn't mix easily with one's neighbours. "Can I speak to you privately, Mr Holford?" he asked, with a slight hesitancy and a glance at my chauffeur Dick, who at that moment had his hand in the gear-box..."