Professor Dr. h. c. Fritz Krenkow (1872 - 1953), a connoisseur of ancient Arabic language and literature and editor and translator of poetic, lexical and historical Arabic texts, member of the Dairat ul-Ma'arif of Haidarabad and Membre de l' Academie Arabe de Damas, donated his entire Arabic library with a total of 2,750 books to the Seminar for the History and Culture of the Middle East at the University of Hamburg in 1949. Between the pages of these books, numerous handwritten notes and notes by Fritz Krenkow were found, which in their entirety reflect his outstanding knowledge of the various branches of Arabic and Persian literature and his great passion and precision in comparing, translating and interpreting the content and characteristics of these literary works.