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Show COAL CONSUMPTION. Tcr Csplls !ncru I Ifly l'nr Cmt la Tru lenr. In spite of continued effort to Increase In-crease tho cmcloncy of engines and boilers the progress of Invention Is such that coal Is becoming each year a moro nnd moro Important nrtlclo of commerce So short n time ago. view. Ing the history of tho world, as 1831 tho annual coal production of Oreat Britain was 24,000,000 tons; for the car 1001 the coal production will probably bo 240,000,000 tons, nn Increase In-crease of 1.000 per cent In 1831 the population of an-at Hrltnln was 24.-000.000 24.-000.000 and tho next census, 1901, will prolably show about 40.000.000 In that country, an Increase of CO 2 3 per cent In Mvcnty years. Therefore tho p durllon of coal has Increased from ono ton per capita to six tons, nnd tho rato of Inrrcaso has been fifteen times as great as tho rato of Incrcaaso In popu lallon In 1810 tho production of bituminous bitu-minous coal In tho United States was betwicn 1.000,000 nnd 2,000.000 tons, nnd tho production of anthracite, was 1000.000 tons say a total of 2.800,-000 2.800,-000 tons, cays tho Engineering Magazine. Maga-zine. At that tlrao the population of the country was 17,000.000, so that there was probably less than one sixth of a ton used per capita Compare that with tho present tonnage of 220.000.000 and a population of approximately 75,-000.000, 75,-000.000, nnd It wilt be seen that America Amer-ica Is now using per capita eighteen times ns much coal as she did sixty yean ago. In' fact, since 1890 the or capita Increase has been CO per cent |
