Located on the Baltic Sea between Rostock and Stralsund, the Barth subcamp was part of the Ravensbrück concentration camp and consisted of one section for men and one for women. It was a project of Ernst Heinkel AG, Rostock, which transferred a part of its aircraft production from its main Rostock factory to Barth in order to protect it from Allied air raids. At the end of April 1942, Rostock had become the target of massive air raids by the Royal Air Force. A quarter of the air raids had been aimed at the Heinkel factory, located on the edge of the city.1 In addition, Heinkel was one of the first private companies to enter into arrangements with the SS, and as early as the end of 1941 to relie on male prisoners from the Sachsenhausen concentration camp in a nearby factory at Oranienburg. The history of the Barth subcamp begins with the arrival of the first 200 male prisoners from Buchenwald. Their first task was to fence in the camp and to convert the buildings on the Barth air bas...