Despite the constantly growing research regarding the literary history of the Islamicate World, our knowledge about what was available/popular/read in different periods and regions is still dismally patchy. There is hardly a period or a region during the long and diverse history of the Muslim world for which we can present a clear and detailed picture of which books were available and popular in any given discipline among the various circles, communities and societies (Muslim and non-Muslim alike). Nor do we know much, regarding most periods of Islamic history, about the diffusion of books,...