Couturat, Louis
born 1868; died 1914Brief von Louis Couturat an Hans Vaihinger, 02.06.1899
Caen, 02.06.1899Brief von Louis Couturat an Hans Vaihinger, 16.06.1899
Caen, 16.06.1899Brief von Louis Couturat an Hans Vaihinger, 27.10.1901
Paris, 27.10.1901Foerster, 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.????]Léon, Xavier
born 1868; died 1935Brief von Xavier Léon an Hans Vaihinger, 04.04.1896
Paris, 04.04.1896Brief von Xavier Léon an Hans Vaihinger, 05.06.1896
Paris, 05.06.1896Brief von Xavier Léon an Hans Vaihinger, 09.06.1896
Paris, 09.06.1896