Book,  Chapter

 1        I,  V    |    the shore of a tumultuous ocean, its azure waters extending
 2        I,  VI   |      into the newly revealed ocean. Ben Zoof made the sleeping
 3        I,  X    |      range of the telescope. Ocean reigned supreme. Lieutenant
 4        I,  X    | wonder whether the depths of ocean would reveal any traces
 5        I,  XV   |      the Red Sea, the Indian Ocean, the Pacific, the Atlantic;
 6        I,  XVI  |      to witness the waves of ocean rolling over what once had
 7        I,  XVII |      expand into a boundless ocean, and it might be a thing
 8        I,  XX   |      the surface of a frozen ocean, these adventurers have
 9        I,  XXII |        CHAPTER XXII~A FROZEN OCEAN~The moon! She had disappeared
10       II,  V    |   far away across the frozen ocean, the next fishing in the
11       II,  XVI  |    breaking up of the frozen ocean was a magnificent spectacle,
12       II,  XVI  |   the icebergs of the Arctic Ocean, by warm currents of water,
13       II,  XVIII|      be at hand? If upon the ocean, would any passing vessel