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Rh my grasp, and I could not afford to allow it to elude me now.

At the far end of the corridor I found a spiral stairway leading to the floors above and below. The three had evidently left the floor by this avenue. That they had gone down and not up I was sure from my knowledge of these ancient buildings and the methods of the Warhoons.

I myself had once been a prisoner of the cruel hordes of northern Warhoon, and the memory of the underground dungeon in which I lay still is vivid in my memory. And so I felt certain that Tars Tarkas lay in the dark pits beneath some nearby building, and that in that direction I should find the trail of the three warriors leading to his cell.

Nor was I wrong. At the bottom of the runway, or rather at the landing on the floor below, I saw that the shaft descended into the pits beneath, and as I glanced down the flickering light of a torch revealed the presence of the three I was trailing.

Down they went toward the pits beneath the structure, and at a safe distance behind I followed the flicker of their torch. The way led through a maze of tortuous corridors, unlighted save for the wavering light they carried. We had gone perhaps a hundred yards when the party turned abruptly through a doorway at their right. I hastened on as rapidly as I dared through the darkness until I reached the point at which they had left the corridor. There,