But what could it have been? Gahan, a man of culture and high intelligence, held few if any superstitions. In common with nearly all races of Barsoom he clung, more or less inherently, to a certain exalted form of ancestor worship, though it was rather the memory or legends of the virtues and heroic deeds of his forebears that he deified rather than themselves. He never expected any tangible evidence of their existence after death; he did not believe that they had the power either for good or for evil other than the effect that their example while living might have had upon following generations; he did not believe therefore in the materialization of dead spirits. If there was a life hereafter he knew nothing of it, for he knew that science had demonstrated the existence of some material cause for every seemingly supernatural phenomenon of ancient religions and superstitions. Yet he was at a loss to know what power might have removed Tara so suddenly and mysteriously from his side in a chamber that had not known the presence of man for five thousand years.
In the darkness he could not see whether there were the imprints of other sandals than Tara's—only that the dust was disturbed—and when it led him into gloomy corridors he lost the trail altogether. A perfect labyrinth of passages and apartments were now revealed to him as he hurried on through the deserted quarters of O-Mai. Here was
