Burdach, Konrad
born 29. May 1859 in Königsberg; died 18. September 1936 in BerlinBrief von Konrad Burdach an Hans Vaihinger, o.D. [o.D.]
o.O., o.D. [o.D.]Lange, Konrad von
born 15. March 1855 in Göttingen; died 28. July 1921 in TübingenBrief von Konrad von Lange an Hans Vaihinger, 18.05.1911 [18.05.1911]
Tübingen, 18.05.1911 [18.05.1911]