F. E. Hardart

Here the dark cave, along which Nat Starrett had been creeping, broadened into what his powerful searchlight revealed to be a low, wide, smoothly circular room. At his feet lapped black, thick-looking waves of an underground lake, a pool of viscous substance that gave off a penetrating, poignant odor of acid, sweetish and intoxicating, unlike any acid he knew. The smell rolled up in a sickening, sultry... more...