This 1950 classic by Thor Heyerdahl is subtitled "Across the Pacific by Raft"
[DOC] [TLE] Kon Tiki Across the Pacific by Raft by Thor Heyerdahl - AbeBooks [PAR] Kon-Tiki: Across the Pacific by Raft by HEYERDAHL, THOR and Karl Jettmar and 
a great ... COLLECTIBLE-VERY GOOD 1950 Rand McNally Edition.