Half an hour passed, as well as Harry could judge, then the boom of a cannon was heard, and immediately two men leapt down into the hold, knocked the six plugs out of their place, and climbed up on deck again. There was again the scraping noise, and Harry knew the boat had pushed off this time for good. He watched as if fascinated the six jets of water for a minute or two. Then, saying to himself, "It is time," he knocked the beams from their ledges, allowed the square of wood to fall, lifted the hatch, and pushed it off its combing, and then clambered on to the deck with the corks and ropes. There were some fifty persons on board, for the most part women and children, but with two or three men among them. They were gathered near the stern, and were apparently watching the scene ashore with astonishment. He hurried aft, having no fear that at this distance from the shore his figure would be recognized from the rest, and, if it were, it mattered not. Two or three turned round as the supposed sailor came aft, exclaiming: