The House of Souls
being the old term "house of the heavens." Then my next step was to find the "black heaven" that had been stolen, and by a process of exhaustion I did so.'
'You have got the tablet?'
'Certainly. And on the back of it, on the slip of paper you have mentioned, I read "inroad," which puzzled me a good deal, till I thought of Gray's Inn Road; you forgot the second n. "Stony-hearted step" immediately suggested the phrase of De Quincey you have alluded to; and I made the wild but correct shot, that you were a man who lived in or near the Gray's Inn Road, and had the habit of walking in Oxford Street, for you remember how the opium-eater dwells on his wearying promenades along that thoroughfare? On the theory of improbability, which I have explained to my friend here, I concluded that occasionally, at all events, you would choose the way by Guilford Street, Russell Square, and Great Russell Street, and I knew that if I watched long enough I should see you. But how was I to recognize my man? I noticed the screever opposite my rooms, and got him to draw every day a large hand, in the gesture so familiar to us all, upon the wall behind him. I thought that when the unknown person did pass he would certainly betray some emotion at the sudden vision of the sign, to him the most terrible of symbols. You know the rest. Ah, as to catching you an hour later, that was, I confess, a refinement. From the fact of your having occupied the same rooms for so many years, in a neighbourhood moreover where lodgers are migratory to excess, I drew the conclusion that you were a man of fixed habit, and I was sure that after you had got over your fright you
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