It was Estakhri who created the earliest known account of windmills. His Arabic language works included masalik al-mamalik (مسالك الممالك, "Traditions of Countries") and Suwar al-Aqaaleem ( صور الاقاليم, "Shapes of the Climes").
^Mojtahed-Zadeh, Pirous. "The Persian Gulf in the Geographical Views of the Ancient World" In Cartographie Historique du Golfe Persique. Edited by M. Taleghani, D. Silva Couto, & J.-L. Bacque-Grammont. Louvain, Belgium: Diffusion, 2006. 17.