Sources I get the impression that this article needs more work What s with there only being one general reference The United States Holocaust Memorial Museum Encyclopedia entry the other one being specifically about the female guards The article s content doesn t even seem perfectly match the information of this one reference USHMM In early 1945 the SS constructed a gas chamber in Ravensbr ck near the camp crematorium The Germans gassed between 5 000 and 6 000 prisoners at Ravensbr ck before Soviet troops liberated the camp in April 1945 Wikipedia In the autumn of 1944 the SS constructed a gas chamber near the crematorium The Germans gassed several thousand prisoners at Ravensbr ck before the camp s liberation in April 1945 Also the link to the mercurynews com article is dead