Franck, Irene M. To the ends of the earth : the great travel and trade routes of human history / Irene M. Franck and David M. Brownstone. - New York, N.Y. : Facts on File, c1984. - xii, 472 p., [16] p. of plates : ill. (some col.) ; 29 cm. "A Hudson Group book." Includes bibliographies and index. ISBN: 0871966476 Subjects--Topical Terms: Trade routes--History. LC Class. No.: HE323 / .F7 1984 Dewey Class. No.: 380.109 / 1984 FRE