Fechner, Gustav Theodor
born 19. April 1801 in Żarki Wielkie; died 18. November 1887 in LeipzigBrief von Gustav Theodor Fechner an Hans Vaihinger, 10.05.1881
Leipzig ; o.O., 10.05.1881Brief von Gustav Theodor Fechner an Hans Vaihinger, o.D.
ohne Ort, o.D.Nernst, Walther
born 25. June 1864 in Briesen (Bromberg); died 18. November 1941 in NiwicaBrief von Walther Nernst an Adolf Erman
Zibelle, 02.09.1934