Prandtl's Scientific Course of Life
1875 Ludwig Prandtl is born on February 4, 1875 in Freising
1900 Prandtl graduats to Dr. phil at the University of Munich with the thesis "On Tilting Phenomena, an Example of Unstable Elastic Equilibrium"; 
for two years he worked for MAN in Nürnberg
1901 Prandtl becomes permanent professor for Mechanics at the TH Hannover
1904 IIIrd International Congress of Mathematics; Prandtl speeks about boundary layers
He was appointed to associate professor at the University of Göttingen
1905 Foundation of the Institute of Applied Mathematics and Mechanics at the University of Göttingen under directorate of Carl Runge and Ludwig Prandtl
1906 Foundation of the "Motorluftschiff-Studiengesellschaft"
1907 Prandtl is nominated for Professor in Ordinary; 
foundation of the "Modellversuchsanstalt Göttingen", later "Aerodynamische Versuchsanstalt Göttigen" (AVA) according to a draft of Prandtl
1909 The first professorship in the field of Aviation Science is given to Ludwig Prandtl
1910 Starting of the first windtunnel type "Göttingen" with closed backtracing constructed by Prandtl
1911 Together with Hugo Hergesell Prandtl makes a report about a "Reichsversuchsanstalt für Luftschiffahrt", which causes the foundation of "Deutsche Versuchsanstalt für Luftfahrt" DVL instead of an empire-authority
1912 Prandtl is co-founder of the "Wissenschaftliche Gesellschaft für Luftfahrt" WGL
1918 Prandtl publishes the wing theory
1920 Prandtl is repeatedly asked to accept a professorship for Mechanics at the TH Munich; in 1923 he definitely refuses
1921 Prandtl is nominated for Professor in Ordinary for the new Institute of Technical Physics and Aeronautics at University of Göttingen
1922 Foundation of GAMM by Ludwig Prandtl, Richard von Mieses and Hans Reissner; Prandtl becomes chairman until 1950
Prandtl is appointed to a member of the "Kaiser-Wilhelm-Gesellschaft"
1925 Consecration of the "Kaiser-Wilhelm-Institut für Strömungsforschung verbunden mit der Aerodynamischen Versuchsanstalt Göttingen" under Prandtls direction
1928 Initiation of the "Deutsche Forschungsrat für Luftfahrt" from Prandtl and Theodor von Kármán, Adolf Baeumker and the Minister of Transport, Ernst Brandenburg
1936 Prandtl is member of board of the "Lilienthal-Gesellschaft für Luftfahrtforschung" and of the committee of the "Deutsche Akademie der Luftfahrtforschung"
1937 Prandtl transfers the leadership of the AVA to Albert Betz after separation of AVA and KWI; 
he remains chairman of the Board of the KWI and is still member of the board of the AVA
1942 "Führer durch die Strömungsforschung" ist published by Prandtl
Prandtl is Chairman of the "Forschungsführung des Reichsministers der Luftfahrt"
1946 Prandtl steps down from leadership of the KWI, he is given emeritus status at the University of Göttingen
1953 August 15, 1953 Ludwig Prandtl dies in Göttingen