Dingler, Hugo
born 7. July 1881 in München; died 29. June 1954 in MünchenBrief von Hugo Dingler an Hans Vaihinger, 08.01.1927 [08.01.1927]
München, 08.01.1927 [08.01.1927]Keyserling, Hermann
born 20. July 1880 in Könno; died 26. April 1946 in InnsbruckBrief von Hermann Keyserling an Hans Vaihinger, 13.04.1920
Friedrichsruh ; Darmstadt, 13.04.1920Brief von Hermann Keyserling an Hans Vaihinger, 04.05.1922
Darmstadt, 04.05.1922Brief von Hermann Keyserling an Hans Vaihinger, 23.09.1922
Darmstadt, 23.09.1922