| Show what a lurra of coal can do A single pound of coni coal Is capable of producing horse power and i i could do the work of an express I 1 loco oco motive for obe one fifth of 0 A minute in other words it Is enough to haul a train ot of eight cars including the pull A man sleeping cars and dining dinin gears cars at the rate ot of fifty miles an hour one sixth of a mile in sawing wood a man may work at the rate ot of about s itty es A minutes and bis his saw blade may have progressed five feet a minutes but a circular saw driven by machinery chinery mi i will cut meent times as much wood in the same time an I 1 et this one little pound ot of coal contains power enough for or such saws saves |