0836. "An Ismaili Interpretation of the Fall of Adam," B.S.O.A.S. IX (1938): 691-704.
0837. "Studies on the History of the Qarmati and Ismaili Movements from the Eighth to the Eleventh Centuries." Ph.D. diss., University of London, 1939.
0838. Review of al-Hidayatu'l Amiriya, B.S.O.A.S. IX (1939): 255-57.
0839. Origins of Ismailism. Cambridge: Heffers, 1940; rpt. New York: AMS Press, 1975. 115 pp. A study of the historical background of the Fatimid Caliphate.
0840. Reviewed by Ivanow in J.B.B.R.A.S. n.s. XVI (1940): 107-110.
0841. Reviewed by J. N. Hollister in M.W. XXXI (1941): 299.
0842. Reviewed in French by Albert Gateau in Hespéris XXXIII (1946): 438-439.
0843. "Ismaili Notes," B.S.O.A.S. XII (1948): 597-600.
0844. "The Fatimids and the Route to India," R.F.S.E. XIV (1953): 50-54.
0845. "Some Observations on the Significance of Heresy in the History of Islam," S.I. LIII, no. 1, pp. 43-63.
0846. "The Sources for the History of the Syrian Assassins," Speculum XXVII (1952): 475-489.
0847. "Saladin and the Assassins," B.S.O.A.S. XV (1953): 239-245.
0848. "Three Biographies of Kamal ad-Din," Mel. Koprulu (1955): 239-245.
0849. "The Ismailites and the Assassins." In History of the Crusades, 2 vols., ed. M. W. Baldwin, 2nd ed. Madison: University of Wisconsin Press, 1969. I: 99-132.
0850. "Kamal al-Din's Biography of Rashid al-Din Sinan," Arabica XIII (1966): 225-267.
0851. "Government, Society and Economic Life under the Abbasids and Fatimids." In The Cambridge Medieval History IV, no. 1 (1966): 638 ff.
0852. "An Interpretation of Fatimid History," Mill. du Caire, pp. 287-295.
0853. "Assassins of Syria and Isma'ilis of Persia." In La Persia del Medievo. Rome: Academia Nazionale dei Lincei, 1971. Pp. 573-584. [Discusses, among other things, the names attributed to members of this sect.]
0854. The Assassins: a Radical Sect in Islam. London, 1967. New York: Basic Books, 1968. London: Weidenfeld and Nicolson, 1971. 168 pp., 8 plates.
0854a. Review of "The Assassins"
0854b. Review of "The Assassins"
0855. "Assassins." In E.B. (1971).
0856. "Bab," s.v., E.I. (new) II. English, p. 830; French, p. 853.
0857. "Bardjawan," s.v., E.I. (new) II. English, p. 1041; French, p. 1073.
0858. "Hashishiyya," s.v., E.I. (new) III. English, pp. 267-268; French, p. 275.
0859. "'Ala'-al-Din Mohammad," s.v., Encycl. Iranica I, p. 870.
0860. "The Assassins," Encounter (London).