New horizons U. S. A. : the guide to travel in the United States / Pan American World Airways - [New York, Distributed by Simon & Schuster, etc.] 1956- - 540 p. illus. 27 cm. LCCN: 60029847 Subjects--Geographic Terms: United States--Guidebooks. LC Class. No.: 002 E 158 / P187n 1956