Wallbank, Thomas Walter, 1901- Civilization past and present / [by] T. Walter Wallbank [and others]. - 5th. ed. Vol. 2 - Chicago : Scott, foresman, [c1965] - 646 p. illus., maps. 26 cm. Bibliography: p. 612-616 Subjects--Topical Terms: Civilization LC Class. No.: 901.9 / W155