05.52

  The lone house on Ferdinandea Island was inhabited by gulls and frigatebirds.    

03.33

  September, 1798. Ferdinand Island disappears under the sea after a brief earthquake. Summer, before time. The hero lands on an uncharted island, lacking altitude and water sources, gets temporarily lost in its thick vegetation and barely regains his ship,

03.23

  January, 1849. The difference engine is used for the first time to estimate time and hight of tides. August, 1868. In Arica Earthquake engine is lost. Death of inventor and lack of blueprints made construction of another engine impossible.