Dorn, Walter Louis. Competition for empire, 1740-1763 / Walter L. Dorn. - New York ; London : Harper & Brothers, c1940. - xii p., 1 l., 426 p. : ill., front., plates, ports., maps (1 fold.) ; 23 cm. Bibliography: p. [385]-415. and index. Subjects--Geographic Terms: Europe--History--1648-1789. Dewey Class. No.: 940.22 / DOC 1940