To date, there have been two major bibliographies of secondary sources in Ismāʿīlī studies, namely Nagib Tajdin’s A Bibliography of Ismailism1 and Farhad Daftary’s Ismāʿīlī Literature: A Bibliography of Sources and Studies (hereafter referred to as Ismāʿīlī Literature).2 The present bibliography is an attempt to identify sources omitted by these two works within the limits specified below. The purpose of the bibliography, then, is to provide students, scholars, and specialists with organized access to the omissions, thereby supporting research, teaching, and learning