4 A.M.
He did not require to turn the idea twice over , but resolved , for many reasons , to adopt it . As he hurried to the railway station , he tried to recollect the hour at which the early train started ; but his confused and excited mind refused to perform the function of memory . The _ Shannon _ dazed him . At the railway-station he found that a train had started at 4 A.M. , and there was nothing until 7:30 . This check sobered him a little , and he went back to the docks ; he walked out to the farther end of that noble line of berths , and sat down on the verge with his legs dangling over the water . He waited an hour ; it was six o'clock by the great dial at St. George 's Dock . His eyes were fixed on the _ Shannon , _ which was moving slowly up the river ; she came abreast to where he sat .