Crossword Genius

Raft used by Norwegian explorer and writer Thor Heyerdahl in his 1947 expedition across the Pacific Ocean (3-4)

Ross

I believe the answer is:

kon-tiki

(Other definitions for kon-tiki that I've seen before include "Thor Heyerdahl's raft" , "Thor Heyderdahl's raft" .)

I've seen this clue in The Independent.
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