Keywords: Grebe grab.JPG Leonhard Grebe Grabstein Own 2007-11-17 Ingo Unkelbach Check categories 2009 February 11 de wikipedia Leonhard_Grebe Nationalsozialistische Deutsche Arbeiterpartei Man 7 National Socialist German Workers' Party Men of Germany 1967 deaths Physicists from Germany 1883 births University of Bonn faculty |