onethousandbeingabovethewater-mark.Theicebergwasthenhigherthanatitsborders——notaveryreassuringfact.
SeveraltimesthatdaytheNautilustriedagain,andeverytimeitstruckthewallwhichlaylikeaceilingaboveit.
Sometimesitmetwithbut900yards,only200ofwhichroseabovethesurface.ItwastwicetheheightitwaswhentheNautilushadgoneunderthewaves.Icarefullynotedthedifferentdepths,andthusobtainedasubmarineprofileofthechainasitwasdevelopedunderthewater.
Thatnightnochangehadtakenplaceinoursituation.
Stillicebetweenfourandfivehundredyardsindepth!