Show wanton hafto avas 0 of coal COI there are just a certain number of tons of coal lying in to the earth and when these are gone there can be no more forthcoming there Is no manufacture of 0 coal in progress at the present time the useful mineral was the product of a very SI singular n gu lar per period jod in the earths history the like of which has not again occurred in any noteworthy degree in the g geological logical ages which have since run their course our steam engines are methods of sp spending this hoard and what we often hear bear lauded as some triumph in human progress pro cress ts is merely the do de of orne fresh departure in a frightful extravagance we would justly regard a man aa as entity guilty of spending expending his hub substance stance wastefully if he could not perform a journey without a soach and fix all and liala a dozen outriders outsiders out riders and yet we w e insist that the great steamers which talco talle us across the atlantic ahall be run rtin at a speed which requires engines let us bay say of horse power it if the tho number of passengers on such a vessel be set down as SOO we have lave for each passenger the united force of twenty four horses day and night throughout the voyage I 1 expect our descendants will think that our coal cellars lave been emptied in ila ft a very wa wasteful statI MI manner LUner particularly when they reflect that it we lad been content with ft a speed somewhat less than that A present deni demanded the neam necessary sary consumption of coal would have haye been reduced in JU a far greater proportion than the mere alteration of speed would imply sir robert hall ball in fortnightly rev lew |