Belzec - 21,000m3. Source;
http://www.holocaustresearchproject.org ... eview.html
TII - 2 hectares, up to 7m deep, so 140,000m3, but that is just for the mass grave area of the camp and it is the total area that the mass graves are in. The actual volume of the mass graves, is less. The volume dose not count mass graves witnesses located in the Lazarette. Source;
http://www.holocaustresearchproject.org ... eview.html
Sobibor - total to be calculated, need a source that quantifies the finds.
Chelmno - total to be calculated, source;
https://www.tapatalk.com/groups/holocau ... BjMkCRc_IU