The Adventures of Tintin by Hergé: 90th Anniversary 23 Books Box Set. Tintin and Alph-Art. Tintin and The Picaros. Tintin In Tibet. The Adventures of Tintin In The Land of The Soviets. Left unfinished when he died in 1983, Hergé's last episode, Tintin and Alph-Art (published in 1986), was to describe the occult world of sects.
eBay