Quelques mois après la mort d'Hergé, en 1983, l'hergéologue Benoit Peeters publie un livre, "Le Monde d'Hergé", qui contient de nombreux travaux inédits d'Hergé, y compris des affiches publicitaires ou des couvertures de livres. Benoit Peeters explique les influences qu'a subi Hergé au début des albums de "Tintin". A few months after the death of Hergé, in 1983, one of his best specialists Benoit Peeters publishes a book, "The World of Hergé", containing numerous unknown works of the cartoonist, including commercial posters or book covers. Benoit Peeters explains the influences Hergé had when he began writing the albums of Tintin. Source : INA