immaterial. But we were convinced, putting everything together, that he had made this discovery, had probably laid in wait for Chen Li as he returned home that night, had run a knife into him as he went up the garden, had dragged the body into the shrubbery, possessed himself of the loot, and made off. And now we were face to face with what was going, as we knew, to be the stiffest part of our work—the finding of Chang Li. We set to work on that without a moment's delay.
"I have told you that Purvis and I have a pretty accurate knowledge of Chinamen; we have both had deep and intimate experience of them and their ways. I, personally, know a good deal of the Chinese Colony in London: I have done business with Chinamen, both in London and South Africa, for years. I had a good idea of what Chang Li's procedure would be. He would hide—if need be, for months, until the first heat of the hue and cry which he knew would be sure to be raised, would have cooled down. There are several underground warrens—so to speak—in the East End, in which he could go to earth, comfortably and safely, until there was a chance of slipping out of the country unobserved. I know already of some of them. I would get to know of others.
"Purvis and I got on that track—such as it was, at once. We went along to the East End there and then—before morning I had shaved off my beard and mustache, disguised myself in old clothes, and was beginning my work. First thing next morning I did two things—one was to cause a telegram to be sent from Spring Street to my butler explaining my probable absence; the other to
