Relations of the Orders of the Assassins with the Crusades during the Twelfth Century.

Relation between the Fatimids in North Africa and the Omayyads in Spain during the 4th Cent. A.H.

Relation between Persia and Egypt under Islam up to Fatimid Period.

Records from the Cairo Geniza.

Rashidu'd-din Sinan

Rasail Ikhwan al Safa' in the Literature of the Isma'ili Tayyibi Da'wa

Qadi an Nu'man the Fatimid Jurist and Author

Qadi al-Nu'man: an Ismaili Theory of Walayah.

Proposed Introduction to the History of Ismailism in East Africa.

Polemics on the Origin of the Fatimid Caliphate