http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
editors, Michael J. Neufeld and Michael Berenbaum
Auschwitz (Concentration camp) - Congresses
Auschwitz (Concentration camp) - Proposed bombing, 1944
Holocaust, Jewish (1939-1945) - Poland - Congresses
World War, 1939-1945 - Aerial operations - Congresses