Herbertz, Richard
born 15. August 1878 in Köln; died 7. October 1959 in ThunBrief von Richard Herbertz an Hans Vaihinger, 12.07.1917 [12.07.1917]
Rom, 12.07.1917 [12.07.1917]Heymans, Gerardus
born 17. April 1857 in Ferwerderadeel; died 18. February 1930 in GroningenBrief von Gerardus Heymans an Hans Vaihinger, 24.05.1920 [24.05.1920]
Groningen, 24.05.1920 [24.05.1920]Höfler, Alois
born 6. April 1853 in Kirchdorf an der Krems; died 26. February 1922 in WienBrief von Alois Höfler an Hans Vaihinger, 27.02.1900 [27.02.1900]
Wien, 27.02.1900 [27.02.1900]Brief von Alois Höfler an Hans Vaihinger, 11.12.1902 [11.12.1902]
Wien, 11.12.1902 [11.12.1902]Brief von Alois Höfler an Hans Vaihinger, 13.06.1907 [13.06.1907]
Prag, 13.06.1907 [13.06.1907]