. . "Documentation regarding neo-Nazi propaganda material, a mass demonstration against neo-Nazis held in Cologne, April 1978, including the preparations for the demonstration, and correspondence between Heiner Lichtenstein and organizations of Holocaust survi"@eng . "Documentation regarding neo-Nazi propaganda material, a mass demonstration against neo-Nazis held in Cologne, April 1978, including the preparations for the demonstration, and correspondence between Heiner Lichtenstein and organizations of Holocaust survi"@eng . .