Cuts showing earth chambers in which water rises above brine. 137. Cuts showing that if properly connected, water and brine reverse the usual law as to the height of their surfaces. 138, 139. "I bounded upward fully six feet." 143. "I fluttered to the earth as a leaf would fall." 144. "We leaped over great inequalities." 145. "The bit of garment fluttered listlessly away to the distance, and then--vacancy." 173. Cut showing that water may be made to flow from a tube higher than the surface of the water. 182. Cut showing how an artesian fountain may be made without earth strata. 184. "Rising abruptly, he grasped my hand." 191. "A brain, a living brain, my own brain." 200. "Shape of drop of water in the earth cavern." 211. "We would skip several rods, alighting gently." 227. "An uncontrollable, inexpressible desire to flee." 229. "I dropped on my knees before him." 232. "Handing me one of the halves, he spoke the single word, 'Drink.'" 234. "Each finger pointed towards the open way in front." 242. "Telescoped energy spheres." 280. "Space dirt on energy spheres." 281. "I drew back the bar of iron to smite the apparently defenseless being in the forehead." 313. "He sprung from the edge of the cliff into the abyss below, carrying me with him into its depths." 315. "The Earth and its atmosphere." 336. PROLOGUE.