Claim: Eugen Baumgartner held office for seven years, so he was the longest-serving president, while Herbert Kraft, only held the office for one year making him the president with the shortest term.
Evidence: Eugen Baumgartner, Zentrum 4 May 1923 – 20 March 1930 Herbert Kraft, NSDAP 16. Mai 1933 – 30. Januar 1934 Josef Duffner, Zentrum 20 March 1930 – 4 March 1933 Franz Josef Wittemann, Zentrum 9. November 1921 – 4 May 1923 Ferdinand Kopf, Zentrum 5 January 1919 – 7 October 1921