An exceptional and rare flat case by the prestigious Parisian high-jewelry house Marchak Paris (renowned for its creations rivalling the finest Place Vendôme ateliers), crafted in solid silver (hallmarked with the Minerva head, 925/1000 standard) and dating from May 1950. This remarkable piece features a clean, striped geometric exterior design typical of high-end mid-century pocket accessories. Its true historical significance, however, lies in its exquisite interior personalization : Historical Provenance & Inscription: Engraved with "LIBRAIRIE NORBERG", accompanied by the handwritten signature "Eliane Norberg" (preceded by "P/p" for par procuration), and dedicated to "A. BOURNHONET", dated 25-5-1950. Historical Context: Eliane Norberg & the Librairie Norberg: Éliane Norberg (born in Paris in 1908) was a notable Parisian bookseller, publisher, and art gallery owner. The Librairie Norberg in Paris was actively involved in the literary and artistic circles of the post-war era, famously hosting notable exhibitions (such as the retrospective for the painter and printmaker Jean-Emile Laboureur in May 1951) and publishing fine editions. Eliane Norberg was also later known as an author of detective and fiction novels published by the Librairie des Champs-Élysées. The Object: Commissioned from the elite jeweler Marchak Paris, this luxury piece was likely presented as a distinguished gift or token of appreciation to A. Bournhonet on May 25, 1950, bridging the worlds of Parisian high jewelry, post-war literary culture, and fine book-selling. A museum-quality collector's item blending a major Place Vendôme jeweler signature with a fascinating documented Parisian literary provenance. Ideal for collectors of signed Marchak items, rare vintage silver, or literary memorabilia. Technical Specifications: Maker / House : Marchak (Paris) Object Type : cigarette case Metal : Solid silver (certified by standard French hallmarks : Minerva head and silversmith's stamp) Period / Date: May 25, 1950 Dimensions : Approximately 10 cm x 8 cm (see photos with measuring tape) Weight: 169 Condition : Excellent original condition, authentic warm silver patina, perfectly sturdy hinge, and fully functional closing mechanism. Minor wear consistent with age (see photo gallery). Extremely careful, secure, and insured shipping with international tracking.