THREE:"The typhoon blows in a circle, and may be briefly described as a rapidly revolving wind that has a diameter of from two to five hundred miles. It is a whirlwind on a large scale, and as furious as it is large. A curious fact about it is that it has a calm centre, where there is absolutely no wind at all, and this centre is sometimes forty or fifty miles across. Nearest the centre the wind has the greatest violence, and the farther you can get from it, the less severe is the gale. Mariners always try to sail away from the centre of a typhoon, and I have known a ship to turn at right angles from her course in order to get as far as possible from the centre of a coming tempest. There is a great difference of opinion among captains concerning these storms, some declaring that they have been in the middle point of a typhoon and escaped safely, while others aver that no ship that was ever built can withstand the fury of a storm centre. But I think the weight of evidence is in favor of the former rather than the latter, as I have known captains who have described their situation in such a way as to leave not the slightest doubt in my mind of the correctness of their statements.The object that the Doctor picked up from the floor was an oblong-shaped piece of metal, almost as thin as paper, and slightly bluish in colour. Upon its surface, printed in red embossed letters, was the following matter:
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