Avenarius, Richard
born 19. November 1843 in Paris; died 18. August 1896 in ZürichBrief von Richard Avenarius an Hans Vaihinger, 16.04.1876 [16.04.1876]
Leipzig, 16.04.1876 [16.04.1876]Brief von Richard Avenarius an Hans Vaihinger, 09.06.1876 [09.06.1876]
Leipzig, 09.06.1876 [09.06.1876]Brief von Richard Avenarius an Hans Vaihinger, 22.07.1876 [22.07.1876]
Leipzig, 22.07.1876 [22.07.1876]Foerster, Friedrich Wilhelm
born 2. June 1869 in Berlin; died 9. January 1966 in Kilchberg (Kanton Zürich)Brief von Friedrich Wilhelm Foerster an Hans Vaihinger, o.D. [04.08.????]
Weichselmünde ; Freiburg, o.D. [04.08.????]Brief von Friedrich Wilhelm Foerster an Hans Vaihinger, o.D. [16. 12.????]
Freiburg, o.D. [16. 12.????]Medicus, Fritz
born 23. April 1876 in Stadtlauringen; died 12. January 1956 in ZürichBrief von Fritz Medicus an Hans Vaihinger, 24.09.1902 [24.09.1902]
Königsberg, 24.09.1902 [24.09.1902]Stein, Ludwig
born 12. November 1859 in Erdö-Bénye; died 13. July 1930 in SalzburgBrief von Ludwig Stein an Hans Vaihinger, 13.12.1895 [12.13.95]
Bern, 13.12.1895 [12.13.95]