First published in English in 1959 By a stroke of luck Tintin buys one of three models of the 17th century ship, the Unicorn. He soon discovers that by joining the parchments found hidden inside each ship's mast, they complete a treasure map that leads to Red Rackham's treasure, a pirate defeated by Captain Haddock's ancestor. English Hardback Current publications vary between Egmont and Farshore due to change of publisher. Picture is for illustration only. Tintin The Secret of the Unicorn English Hardback Album