Originally called
Strafgefängnis Tempelhofer Feld the building, which contained 134 cells, 10 interrogation rooms and a guardroom, had been built as a military police station but fell empty in 1929. However, as soon as the
Nazi Party came to power, the building, by then known as Columbia-Haus, was made into a prison, with 400 inmates held by September 1933. was largely unregulated until 1934 when it was placed under the command of Walter Gerlach including the rightist
Max Naumann who spent time as an inmate. From 27 December 1934 the prison was administrated by the
Concentration Camps Inspectorate. On 8 January 1935
Reinhard Heydrich announced that
Konzentrationslager Columbia was to be adopted as the official name, in preference to Columbia-Haus. ==Personnel==