Althoff, Friedrich
born 19. February 1839 in Dinslaken; died 20. October 1908 in Berlin-SteglitzBrief von Friedrich Althoff an Hans Vaihinger, 30.09.1895 [30.09.1895]
Berlin, 30.09.1895 [30.09.1895]Brief von Friedrich Althoff an Hans Vaihinger, 15.03.1896 [15.03.1896]
Berlin, 15.03.1896 [15.03.1896]Brief von Friedrich Althoff an Hans Vaihinger, 06.02.1899 [06.02.1899]
Berlin, 06.02.1899 [06.02.1899]