The Dune Encyclopedia: The Complete, Authorized Guide and Companion to Frank Herbert's Masterpiece of the Imagination

ix, 526 pp. Containing all the People, Places, History, Geography, Ecology, Battles, Births, Creatures, Customs, Sciences, Arts, Languages, Background, Everything that Is in the Books and Much, Much More. "The definitive companion to Frank Herbert's Dune chronicles features articles by both scholars and fans that cover diverse facets of the history, culture, religion, science, and people of Arrakis."