Future perfect

Hawthorne and Poe: Hawthorne. Nathaniel Hawthorne and science fiction ; The birthmark ; The artist of the beautiful ; Rappaccini's daughter -- Poe. Edgar Allan Poe and science fiction ; A tale of the Ragged Mountains ; Facts in the Case of M. Valdemar ; Mellonta Tauta -- Explorations: Automata. Herman Melville and science fiction ; The bell-tower ; Man as machine ; Dr. Materialismus -- Marvelous inventions. The atoms of Chladni -- Medicine men. Was he dead? -- Into the psyche. Thomas Wentworth Higginson and his dreamer ; The monarch of dreams ; Ambrose Bierce and science fiction ; A psychological shipwreck -- Edward Bellamy and science fiction ; To whom this may come -- Space travel. The blindman's world ; Fitz-James O'Brien and science fiction ; The diamond lens ; Dimensional speculation as science fiction ; Four-dimensional space ; Mysterious disappearances ; From "Four-dimensional space" -- Time travel. Beyond the past ; Christmas 200,000 B.C. ; Mark Twain and science fiction ; From the "London Times" of 1904 ; Perfect future ; In the year ten thousand ; The present perfect.