01100cam a2200289 4500 681565710 TxAuBib 820219t19811980||||||||||||||||||||eng|u 80001862 9780385173575 0385173571 (OCoLC)13867 TxAuBib Heyerdahl, Thor. Tigris expedition. The Tigris expedition : in search of our beginnings / Thor Heyerdahl. 1st ed. Garden City, N.Y. : Doubleday, 1981. ©1980. 349 p., [64] p. of plates : col. ill. ; 24 cm. Includes bibliographical references and index. Describes the expedition that retraced the trade routes that may have existed between Mesopotamia, the Indus Valley, and Egypt a thousand years before Christ. Heyerdahl, Thor. AD LIT. Tigris (Boat) AD LIT. Tule boats. AD LIT. Voyages and travels. AD LIT. Persian Gulf. AD LIT.