DAS ACHTE BUCH AU DEN "CONICA" DES APOLLONIOS VON PERGE
Istanbul: Matematik Arastirma Enstitusu, 1974. 12mo; Fair; Hardcover; Spine, brown without print; Boards in brown cloth with gold print, clean and strong; Text block has intermittent spine breaks; Text in Arabic with introductory texts in Turkish and German; 11 pages introduction, unpaged text, illustrated (b&w diagrams). More