downward to the green carpet of vegetation below for ages.
In this primeval setting the great pithecanthropus aroused no jarring discord for he was as much a part of it as the trees that grew upon the summit of the cliff or those that hid their feet among the dank ferns in the bottom of the gorge.
Now he paused before an entrance-way and listened and then, noiselessly as the moonlight upon the trickling waters, he merged with the shadows of the outer porch. At the doorway leading into the interior he paused again, listening, and then quietly pushing aside the heavy skin that covered the aperture he passed within a large chamber hewn from the living rock. From the far end, through another doorway, shone a light, dimly. Toward this he crept with utmost stealth, his naked feet giving forth no sound. The knotted club that had been hanging at his back from a thong about his neck he now removed and carried in his left hand.
Beyond the second doorway was a corridor running parallel with the cliff face. In this corridor were three more doorways, one at each end and a third almost opposite that in which Es-sat stood. The light was coming from an apartment at the end of the corridor at his left. A sputtering flame rose and fell in a small stone receptacle that stood upon a table or bench of the same material, a monolithic bench fashioned at the time the room
