XLVI The Colonists on the Beach—Ayrton and Pencroff as Salvors—Talk At Breakfast—Pencroff’s Reasoning—Exploration of the Brig’s Hull in Detail—The Magazine Uninjured—New Riches—A Discovery—A Piece of a Broken Cylinder. XLVII The Engineer’s Theory—Pencroff’s Magnificent Suppositions—A Battery in the Air—Four Projectiles—The Surviving Convicts—Ayrton Hesitates—Smith’s Generosity and Pencroff’s Dissatisfaction. XLVIII The Projected Expedition—Ayrton At the Corral—Visit to Port Balloon—Pencroff’s Remarks—Despatch Sent to the Corral—No Answer From Ayrton—Setting Out Next Day—Why the Wire Did Not Act—A Detonation. XLIX The Reporter and Pencroff in the Corral—Moving Herbert—Despair of the Sailor—Consultation of the Engineer and the Reporter—Mode of Treatment—A Glimmer of Hope—How to Warn Neb—A Faithful Messenger—Neb’s Reply. L The Convicts in the Neighborhood of the Corral—Provisional Occupation—Continuation of Herbert’s Treatment—Pencroff’s Jubilation—Review of the Past—Future Prospects—Smith’s Ideas. LI No News of Neb—A Proposal From Pencroff and Spilett—The Reporter’s Sorties—A Fragment Of Cloth—A Message—Hurried Departure—Arrival At Prospect Plateau. LII Herbert Carried to Granite House—Neb Relates What Had Happened—Visit of Smith to the Plateau—Ruin and Devastation—The Colonists Helpless—Willow Bark—A Mortal Fever—Top Barks Again. LIII An Inexplicable Mystery—Herbert’s Convalescence—The Unexplored Parts of the Island—Preparations for Departure—The First Day—Night—Second Day—The Kauris—Cassowaries—Footprints in the Sand—Arrival At Reptile End. LIV Exploration of Reptile End—Camp At the Mouth of Fall River—By the Corral—The Reconnaissance—The Return—Forward—An Open Door—A Light in the Window—By Moonlight. LV Ayrton’s Recital—Plans of His Old Comrades—Taking Possession of the Corral—The Rules of the Island—The Good Luck—Researches About Mount Franklin—The Upper Valleys—Subterranean Rumblings—Pencroff’s Answer—At the Bottom of the Crater—The Return LVI After Three Years—The Question of a New Ship—Its Determination—Prosperity of the Colony—The Shipyard—The Cold Weather—Pencroff Resigned—Washing—Mount Franklin. LVII The Awakening of the Volcano—The Fine Weather—Resumption of Work—The Evening of the 15th of October—A Telegraph—A Demand—An Answer—Departure for the Corral—The Notice—The Extra Wire—The Basalt Wall—At High Tide—At Low Tide—The Cavern—A Dazzling Light. LVIII Captain Nemo—His First Words—History of a Hero of Liberty—Hatred of the Invaders—His Companions—The Life Under Water—Alone—The Last Refuge of the Nautilus—The Mysterious Genius of the Island. LIX The Last Hours of Captain Nemo—His Dying Wishes—A Souvenir for His Friends—His Tomb—Some Counsel to the Colonists—The Supreme Moment—At the Bottom of the Sea.