I had had a match box with me, and even a small electric flashlight; but of course the pockets of my tossed and tattered clothing were long since emptied of all heavy articles. As I walked cautiously in the blackness, the draught grew stronger and more offensive, till at length I could regard it as nothing less than a tangible stream of detestable vapour pouring out of some aperture like the smoke of the genie from the fisherman's jar in the Eastern tale. The East. . . . Egypt. . . . truly, this dark cradle of civilization was ever the well-spring of horrors and marvels unspeakable! The more I reflected on the nature of this cavern wind, the greater my sense of disquiet became; for although despite its odor I had sought its source as at least an indirect clue to the outer world, I now saw plainly that this foul emanation could have no admixture or connection whatsoever with the clean air of the Libyan Desert, but must be essentially a thing vomited from sinister gulfs still lower down. I had, then, been walking in the wrong direction!