class="ralign">128
FIRST INTERLUDE.—THE NARRATIVE INTERRUPTED.
XX. My Unbidden Guest Proves His Statements, and Refutes My Philosophy, 134
MY UNBIDDEN GUEST CONTINUES HIS MANUSCRIPT.
XXI. My Weight Disappearing, 142
SECOND INTERLUDE.
XXII. The Story Again Interrupted—My Guest Departs, 149
XXIII. Scientific Men Questioned—Aristotle's Ether, 151
XXIV. The Soliloquy of Prof. Daniel Vaughn—"Gravitation is the Beginning and Gravitation is the End: All Earthly Bodies Kneel to Gravitation," 156
THE UNBIDDEN GUEST RETURNS TO READ HIS MANUSCRIPT,
CONTINUING THE NARRATIVE.
XXV. The Mother of a Volcano—"You Can Not Disprove, and You Dare Not Admit," 162
XXVI. Motion from Inherent Energy—"Lead Me Deeper Into this Expanding Study," 169
XXVII. Sleep, Dreams, Nightmare—"Strangle the Life from My Body," 175
THIRD INTERLUDE.—THE NARRATIVE AGAIN INTERRUPTED.
XXVIII. A Challenge—My Unbidden Guest Accepts It, 179
XXIX. Beware of Biology—The Science of the Life of Man—The Old Man relates a Story as an Object Lesson, 186
XXX. Looking Backward—The Living Brain, 193
THE MANUSCRIPT CONTINUED.
XXXI. A Lesson on Volcanoes—Primary Colors are Capable of Farther Subdivision, 204
XXXII. Matter is Retarded Motion—"A Wail of Sadness Inexpressible," 218
XXXIII. "A Study of True Science is a Study of God"—Communing with Angels, 224
XXXIV. I Cease to Breathe, and Yet Live, 226
XXXV. "A Certain Point Within a Circle"—Men are as Parasites on the Roof of Earth, 230
XXXVI. The Drinks of Man, 235
XXXVII. The Drunkard's Voice, 238
XXXVIII. The Drunkard's Den, 240
XXXIX. Among the Drunkards, 247
XL. Further Temptation—Etidorhpa Appears, 252
XLI. Misery, 262
XLII. Eternity Without Time, 272
FOURTH INTERLUDE.
XLIII. The Last Contest, 277
THE NARRATIVE CONTINUED.
XLIV. The Fathomless Abyss—The Edge of the Earth's Shell, 306
XLV. My Heart-throb is Stilled, and Yet I Live, 310
XLVI. The Inner Circle, or the End of Gravitation—In the Bottomless Gulf, 317
XLVII. Hearing Without Ears—"What Will Be the End?" 322
XLVIII. Why and How—The Straggling Ray of Light from those Farthermost Outreaches, 327
XLIX. Oscillating Through Space—The Earth Shell Above Us,
