The house of Shaws stood some five full storeys high, not counting lofts. Well, as I advanced, it seemed to me the stair grew airier and a thought more lightsome; and I was wondering what might be the cause of this change, when a second blink of the summer lightning came and went. If I did not cry out, it was because fear had me by the throat; and if I did not fall, it was more by Heaven's mercy than my own strength. It was not only that the flash shone in on every side through breaches in the wall, so that I seemed to be clambering aloft upon an open scaffold, but the same passing brightness showed me the steps were of unequal length, and that one of my feet rested that moment within two inches of the well. This was the grand stair! I thought; and with the thought, a gust of a kind of an

