Keywords: Karl-Marx-Allee U-Bahn Frankfurter Tor 2.jpg Buildings of Block F on either side of Karl-Marx-Allee close to Frankfurter Tor in Berlin Constructed in the 1950's by architects Karl Souradny Heinz Auspurg Werner Burghardt Source self-made I release it into the public domain Gryffindor 17 01 10 April 2006 UTC 2006-02-08 own assumed Gryffindor Karl-Marx-Allee Block F |