The things once rearing and dwelling in this frightful masonry in the age of Dinosauria were not indeed Dinosauria, but far worse. Mere Dinosauria were new and almost brainless objects—but the builders of the city were wise and old, and had left certain traces in rocks even then laid down well nigh a thousand million years—rocks laid down before the true life of earth had advanced beyond plastic groups of cells—rocks laid down before the true life of earth had existed at all.
They were the makers and enslavers of that life, and above all doubt the originals of the fiendish elder myths which things like the Pnakotic Manuscripts and the Necronomicon affrightedly hint about. They were the great “Old Ones” that had filtered down from the stars when earth was young—the beings whose substance an alien evolution had shaped, and whose powers were such as this planet had never bred. And to think that only the day before Danforth and I had actually looked upon fragments of their millennially fossilized substance—and that