Weiss was a stranger to them; that they knew nothing about him excepting that he had ordered from them, and been supplied with, a hundred grammes of pure hydrochlorate of morphine."
"All at once?"
"No. In separate parcels of twenty-five grammes each."
"Is that all you know about Weiss?"
"It is all that I actually know; but it is not all that I suspect—on very substantial grounds. By the way, what did you think of the coachman?"
"I don't know that I thought very much about him. Why?"
"You never suspected that he and Weiss were one and the same person?"
"No. How could they be? They weren't in the least alike. And one was a Scotchman and the other a German. But perhaps you know that they were the same?"
"I only know what you have told me. But considering that you never saw them together, that the coachman was never available for messages or assistance when Weiss was with you; that Weiss always made his appearance some time after you arrived, and disappeared some time before you left; it has seemed to me that they might have been the same person."
"I should say it was impossible. They were so very different in appearance. But supposing that they were the same; would the fact be of any importance?"
"It would mean that we could save ourselves
