. "United States Holocaust Memorial Museum Collection, RG-14.001M / Main Commission for the Investigation of Crimes Against the Polish Nation - Institute of National Memory, 55\n\nThe Geheime Staatspolizeistelle in Düsseldorf, Germany created case files on individuals before and during the Holocaust. These case files are found in the Record Group 55, of the Main Commission archives, in Poland. The United States Holocaust Memorial Museum Archives requested a sampling of the case files from the archives of the Main Commission."@en . .