" We move on to the site of the gas chambers. Even the ‘bath house’ has a Star of David, a Hebrew inscription that reads, ‘This is the gate through which the righteous pass.’ Once inside, the doors are sealed, and a captured Soviet T-34 tank engine is started, pumping choking carbon monoxide into the chamber. After a quarter-hour, the people would be dead. "

― Matthew A. Rozell , A Train Near Magdeburg: A Teacher's Journey into the Holocaust, and the Reuniting of the Survivors and Liberators, 70 years on