973 T Tryon, Rolla Milton, 1875- The American nation yesterday and today, by Rolla M. Tryon, Charles R. Lingley and Frances Morhouse. New ed. Boston /c1938/ xxiv, 694 p. col. front., illus. (incl. music) plates (part col.) ports., maps (part double) diagrs. 20 cm (The Tryron and Lingley history series). Includes bibliographies