Kelsen, Hans
born 11. October 1881 in Prag; died 19. April 1973 in Berkeley, Calif.Brief von Hans Kelsen an Hans Vaihinger, 19.05.1917 [19.05.1917]
Wien, 19.05.1917 [19.05.1917]Ludwig, Emil
born 25. January 1881 in Breslau; died 18. September 1948 in Ascona-MosciaBrief von Emil Ludwig an Hans Vaihinger, 06.01.1923
Heidelberg, 06.01.1923