About four o'clock
I can persuade her to anything that is right , in ten minutes . '' `` You might persuade a world ! '' cried Harry , with strong admiration expressed in his countenance ; after which he began to converse with Rose , on a subject so interesting to themselves , that we do not think it prudent to relate any more of the discourse , forgetting all about the guns . About four o'clock , of a fine summer 's afternoon , the Swash went through the Race , on the best of the ebb , and with a staggering south-west wind . Her movement by the land , just at that point , could not have been less than at the rate of fifteen miles in the hour . Spike was in high spirits , for his brig had got on famously that day , and there was nothing in sight to the eastward . He made no doubt , as he had told his mate , that the steamer had gone into the Vineyard Sound , and that she was bound over the shoals .