WALKER, JOHN. Muhammadan Coins in the British Museum. Volume I, Arab–Sassanian Coins. (Umaiyad Governors in the East, Arab–Ephthalites, Abbasid Governors in Tabaristan and Bukhara), London (British Museum) 1941/1967. CLXI u. 244 S., 40 Tafeln. 4°. Leinen