The United States Holocaust Memorial Museum Encyclopedia of Camps and Ghettos, 1933–1945, Volume IVThe United States Holocaust Memorial Museum Encyclopedia of Camps and Ghettos, 19331945, Volume IV aims to provide as much basic information as possible about individual camps and other detention facilities. Why were they established? Who ran them? What kinds of prisoners did they hold? What kinds of work did the prisoners do, and for whom? What were the conditions like? The entries detail the sources from which the authors drew their material, so