"well, of course it was obvious from the first that this mr. hosmer angel must have some strong object for his curious conduct, and it was equally clear that the only man who really profited by the incident, as far as we could see, was the stepfather. then the fact that the two men were never together, but that the one always appeared when the other was away, was suggestive. so were the tinted spectacles and the curious voice, which both hinted at a disguise, as did the bushy whiskers. my suspicions were all confirmed by his peculiar action in typewriting his signature, which, of course, inferred that his handwriting was so familiar to her that she would recognise even the smallest sample of it. you see all these isolated facts, together with many minor ones, all pointed in the same direction."