Einstein, Albert
born 14. March 1879 in Ulm; died 18. April 1955 in Princeton, NJBrief von Albert Einstein an Hans Vaihinger, 03.05.1919 [03.05.1919]
Berlin, 03.05.1919 [03.05.1919]Brief von Albert Einstein an Hans Vaihinger, 30.06.1921 [30.06.1921]
Berlin, 30.06.1921 [30.06.1921]Brief von Max Planck an Adolf Erman
Planck, 07.06.1934Fechner, 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, 02.09.1934Planck, Max
born 23. April 1858 in Kiel; died 4. October 1947 in GöttingenBrief von Max Planck an Adolf Erman
Grunewald, 16.07.1915Brief von Max Planck an Adolf Erman
Grunewald, 20.07.1915Brief von Max Planck an Adolf Erman
Grunewald, 30.04.1933Ramsauer, Carl
born 6. February 1879 in Oldenburg-Osternburg; died 24. December 1955 in Berlin