0306. The Muslim Architecture of Egypt. Vol. I: Ikhsids and Fatimids, A.D. 937-1171. Oxford, 1952.
0307. Reviewed in German by Hellmut Braun in Der Islam XXXI (1954): 277-279.
0308. "The Founding of Cairo," Mill. du Caire.
0309. "The Great Salient of the Mosque of al-Hakim," JRAS (1923).