Show great salt lake a mystery the inland sen sea known as great salt lake in the northwestern part of utah about 20 miles from the city to which it has given its name has a curious habit of receding and coming back for many years men ol of science have studied its rise and fall but have been unable to solve the mystery aside from the interest that attaches to the lake because of its beauty it Is valuable as a commercial asset in the production of salt in the spring water from the lake Is 13 pumped into large evaporating ponds which have been constructed near by covering several hundred acres throughout the summer the desert sun draws out the water leaving salt behind the harvest takes place in september when the salt beds resemble a vast plain of blue white snow much of the salt Is shipped out just as it Is giar ried to supply the large demand for it from the ore reduction plants and for the millions of cattle and sheep that roam over the western prairies kansas city star |