The collection comprises several sub-collections received from the ICRC at different times. The sub-series "Israélites, 1939 - 1961" and the sub-series "Hostages and Political Prisoners 1939 - 1952" consist of digitezed microfilm reels received in February 1997. The sub-series "Room lists of Ghetto Theresienstadt (Terezín)" and " Cards from the French internment camp Drancy" consisst of digitized images received in 2022. Last sub-series comprises digitized photographs taken in several Nazi camps after the liberation and other pictures pertaining the aid and support for former prisoners.