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Show VtltUtnj Walr ToUitr. Tbe technical press ot Europe Jtsit now abounds In descriptions ot tho exploitation of water power. France, Italy and SwlUerland are Just dlaeov-erlng dlaeov-erlng tho amount ot energy that goes to waste on their water sheda. Costly black coal Is to be replaced with the cheap ' white coal," aa tbe anow and glaciers of tbe Alps havo been called. An advantage of the white fuel la that It Is constantly renewed by the energy ot the tun, whereas the black product of the same energy stowed In the earth la subject to exhaustion. |