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Show Enormous Building Plan If proof were necessary that the United States, which, thanks to the development of the motor vehicle, Is now passing through the most intensive inten-sive period of highway development In the history of the world, is building build-ing roads that surpass in quality anything any-thing of the kind constructed since the days of the Roman empire, that proof Is to be found in abundance. It exists not only in the quality and quantity of American highways, but in the development of road building methods and materials. The road builders of this country r:iv:e not only outstripped their ancient predecessors in the use of the most ancient materials, ma-terials, but are getting better results with greater speed, less labor and lower cost. |