Published in 1956, The Calculus Affair (L’Affaire Tournesol) is the 18th book in The Adventures of Tintin comic book series from Herge.
What is Professor Calculus creating in his laboratory? Why are Syldavian and Bordurian intelligence agents so anxious to get their hands on the plans? Join our group of heroes as they try and get to the bootom of this strange sounding adventure.
English Softback
Size: 295 – 218 – 4mm