Fester, Richard
born 20. September 1860 in Frankfurt am Main; died 5. January 1945 in Garmisch-PartenkirchenBrief von Richard Fester an Hans Vaihinger, 21.02.1896 [21.02.1896]
München, 21.02.1896 [21.02.1896]Heffter, Arthur
born 15. June 1859 in Leipzig; died 8. February 1925 in BerlinPlanck, Max
born 23. April 1858 in Kiel; died 4. October 1947 in GöttingenBrief von Max Planck an Adolf Erman
Grunewald, 16.07.1915Brief von Max Planck an Adolf Erman
Grunewald, 20.07.1915Brief von Max Planck an Adolf Erman
Grunewald, 30.04.1933Ritschl, Otto
born 26. June 1860 in Bonn; died 28. September 1944 in BonnBrief von Otto Ritschl an Hans Vaihinger, 18.04.1886
Halle (Saale), 18.04.1886Brief von Otto Ritschl an Hans Vaihinger, 09.05.1896
Bonn, 09.05.1896Brief von Otto Ritschl an Hans Vaihinger, 10.12.1897
Bonn, 10.12.1897