HAFRABA and other organizations were folded into the planning arm, known as GEZUVOR (Gesellschaft zur Vorbereitung der Reichsautobahn, Society for the Preparation of the Reichsautobahn).[16][17] The Chairman of the Board of HAFRABA, Dr. Ludwig Landmann, the Mayor of Frankfurt, was Jewish, which provided the Nazis with a reason to take it over.[18] The autobahn was presented to the German public as Hitler's idea: he was represented as having sketched out the future network of highways while in Landsberg Prison in 1924.[19] They were to be "the Führer's roads", a myth promoted by Todt himself, who coined the phrase and warned close associates not to "in any way [let] the impression arise that I built the autobahns.