Geomancy is a medieval Islamic form of divination that, like many other medieval Islamic sciences, became popular in the West in the thirteenth century. I first became interested in geomancy when I ...
Burnett, C.S.F. "What is the Experimentarius of Bernardus Silvestris? A preliminary survey of the material." Archives d'histoire doctrinale et littéraire du moyen age xliv (1977): 79-125. [Reprinted ...