Reflections on the study of Islamic art / Oleg Grabar -- The mosque of al-Hākim in Cairo / Jonathan M. Bloom -- The cult of ʻAlid saints in the Fatimid monuments of Cairo. Part I, the mosque of al-Aqmar / Caroline Williams -- Christian themes in thirteenth-century Islamic metalwork / Ranee A. Katzenstein and Glenn D. Lowry -- The octagonal pavilion at Natanz / Sheila S. Blair -- The resilience of the Friday mosque : the case of Herat / Lisa Golombek -- Dating Ottoman Turkish works in the Saz style / Walter B. Denny --The Tughluqs, master builders of the Delhi sultanate / Anthony Welch and Howard Crane -- Four Mughal caravanserais built during the reigns of Jahāngir and Shāh Jahān / Wayne E. Begley -- Type and variation : Berber collective dwellings of the northwestern Sahara / William J.R. Curtis