Abderhalden, Emil
born 9. March 1877 in Oberuzwil; died 5. August 1950 in ZürichBrief von Emil Abderhalden an Hans Vaihinger, 07.08.1924 [07.08.1924]
Halle (Saale), 07.08.1924 [07.08.1924]Driesch, Hans
born 28. October 1867 in Bad Kreuznach; died 16. April 1941 in LeipzigBrief von Hans Driesch an Hans Vaihinger, 05.10.1925 [05.10.1925]
Leipzig, 05.10.1925 [05.10.1925]Brief von Hans Driesch an Hans Vaihinger, 22.04.1927 [22.04.1927]
Leipzig, 22.04.1927 [22.04.1927]