Interesting how just a hand appears to be something else! :-)
TYB
National Archives and Records Administration - ARC 43452, LI 238.2 - NAZI CONCENTRATION CAMPS
Motion Picture Films Used as Exhibits and Evidence at World War II War Crimes Trials, compiled 1945 - 1947. COMPILATION FILM REPORT: On conditions found in Nazi concentration camps in Germany and Belgium by advancing Allied Armies during World War II. Consists primarily of dead and surviving prisoners and of facilities used to kill and torture.