He presented in 1986 the exhibition “Homage to the Marquis de Bièvre” at the Cartier Foundation (Jouy-en-Josas) with a collection a photo-reports. Located in the Bièvre valley, the Cartier Foundation inspired Hains to create a Cartier-Bresson-Brassaï-Man Ray Foundation. Since Jean-Pierre Raynaud erected a “Red Pot” (“Pot rouge”) in the Cartier Foundation, Hains decided to link the “Peaux-rouges” (which sounds like Pot rouge, signifying red-skinned) to the editor Pauvert (here again a play on words with the word peaux-verts meaning green-skinned). Pauvert published a book entitled “Vercingétorixe”, a tragedy written in verse by the Marquis de Bièvre. Hains then slid towards the Gauls with Asterix, Caesar, the famous “thumb” artwork of the artist César…