There is some similar footage in Story 49, Film ID 8 from the Imperial War Museum (Source# A700/304/4-6). See also Story 2653, Film ID 165 for another video transfer of this film, created in 1987. Original MARS accession number: 145x-12
Nazi women unload bodies from truck into pit. Nazi woman, scowling, unloading/dropping bodies off truck and into a pit. In BG, pit getting full. Women walking along pit, heaving bodies in (little scratches), dragging woman with shirt.
Belsen: Nazis unload corpses