{"product_id":"les-7-boules-de-cristal","title":"The Seven Crystal Balls","description":"\u003cp\u003eIn The Seven Crystal Balls (1948), seven scholars mysteriously fall into a lethargic state upon their return from an expedition in the Andes. Each time, the victims are found surrounded by fragments of crystal balls. Professor Calculus having disappeared during a visit to Professor Bergamotte, Tintin and Captain Haddock set off to find him.\u003c\/p\u003e","brand":"Le Grimoire Ancien","offers":[{"title":"Default Title","offer_id":56523423842629,"sku":"9782203001121","price":17.5,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1007\/1333\/3061\/files\/les-7-boules-de-cristal-6300808.webp?v=1778592739","url":"https:\/\/legrimoireancien.com\/en\/products\/les-7-boules-de-cristal","provider":"© 2026 Le Grimoire Ancien","version":"1.0","type":"link"}