Raft used in cross-Pacific journey of 1947 (3,4)

I believe the answer is:

kon tiki

(Other definitions for kon tiki that I've seen before include "Thor Heyerdahl craft" , "Thor Heyerdahl's vessel of exploration" , "Thor Heyerdahl's raft" , "Thor's craft" , "Thor Heyerdahl's craft" .)

I've seen this clue in the Sydney Morning Herald.

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