San Francisco : Architect and Engineer, Inc · leaf 564
om Italy. Colo-rado Travertine, as its name implies, is ofdomestic origin. It is somewhat more var-ied in color than the Roman. According togeologists, Travertine was formed by theprecipitation of calcareous matter fromwater charged with carbonic acid gas. Thisproduces a stone which is filled with… … COLORED GLASS WINDOW. DIANA,STOCK EXCHANGE BUILDING, LOS ANGELES THE ARCHITECT AND ENGINEERMARCH. 1931 31
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