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 wall was just beyond it, ending the corridor. Therefore, as he could not go forward and as the ladder ended at the floor upon which he stood, and as he did not care to retrace his steps, there was no alternative but to climb upward, and this he did, his pistol ready in a side pocket of his blouse.

He had ascended but two or three rungs when his head came suddenly and painfully in contact with a hard surface above him. Groping about with one hand over his head he discovered that the obstacle seemed to be the covering to a trapdoor in the ceiling which, with a little effort, he succeeded in raising a couple of inches, revealing through the cracks the stars of a clear African night.

With a sigh of relief, but with unabated caution, he gently slid the trapdoor to one side far enough to permit him to raise his eyes above the level of the roof. A quick glance assured him that there was none near enough to observe his movements, nor, in fact, as far as he could see, was anyone in sight.

Drawing himself quickly through the aperture he replaced the cover and endeavored to regain his bearings. Directly to the south of him the low roof he stood upon adjoined a much loftier portion of the building, which rose several stories above his head. A few yards to the west he could see the flickering light of the flares of a winding street, and toward this he made his way.

From the edge of the roof he looked down upon the night life of the mad city. He saw men and women and children and lions, and of all that he saw