Remarks, instructions, and examples relating to the latitude & longitude : also, the variation of the compass, &c., &c., &c. To which is annexed, a general chart of the globe, where the route made by the author, in different ships under his command, to the cape of Good Hope, Batavia, Canton in China, the different parts of India, Europe, and the Cape de Verde islands are marked, for the purpose of shewing the best tract of sea to meet the most favourable winds, and avoid those perplexing calms which too often attend Asiatic voyages : together with a short, but general account of variable winds, trade-winds, monsoons, hurricanes, tornadoes, tuffoons, calms, currents, and particular weather met with in those voyages, &c., &c., &c