909 H Philippson ,Martín , 1846-1916 The age of Frederick the Great , by Martín Philippson tr. under the supervisión of John Henry Wright. Philadelphia and New York , Lea brothers &company (1905) 350 p. illus . XXIII pl. (incl. ports. facsims.) 26 cm ( A histotoryof all nations , vol . XV) First published 1902