eleven o'clock
About seven knots , I should say . '' `` Seven and a quarter , sir , '' the man said , when he checked the line . `` Not a bad guess , Tom ; it 's always difficult to judge pace in a heavy sea . '' At eleven o'clock the mist ceased . `` That 's fortunate , '' Tom Virtue said ; `` I should n't be surprised if we get a glimpse of the sun between the clouds presently . Will you get my sextant and the chronometer up , Jack , and put them handy ? '' Jack Harvey did as he was asked , but there was no occasion to use the instruments , for ten minutes later , Watkins , who was standing near the bow gazing fixedly ahead , shouted : `` There 's Guernsey , sir , on her lee bow , about six miles away , I should say . ''