This book is divided into three parts: Islam and its Antecedents:;The World of Medieval Islam ; The Modern near East . Urf and law in Islam Farhat J. Ziadeh,Princeton University.The head upon the knees : A Note to i Kings 18: 42 Rudolf Mach and john H.Marks,Princeton University. Some new light on the history of kirman in the first century of the Hijrah George C.Miles,American Numismatic Society. AL- Mushatta,Baghdad,and Wasit Oleg Grabar,University of Michigan.The Arabic Palimpsests of Mount Sinai Aziz S,Atiya,Princeton University. Arab Unity : Ideal and Reality Harold W. Glidden,Department of State.