He curated the Hymenoptera collections of the Natural History Museum Vienna from 1955-1994.
Maximilian I, Holy Roman Emperor | Ludwig Maximilian University of Munich | Dietrich Fischer-Dieskau | Maximilian I of Mexico | Maximilian I | Bobby Fischer | Maximilian Schell | Maximilian | Jenna Fischer | Julia Fischer | Urs Fischer | Maximilian II Emanuel, Elector of Bavaria | Maximilian II | Johann Bernhard Fischer von Erlach | Prince Maximilian of Wied-Neuwied | Maximilian I Joseph of Bavaria | Hermann Emil Fischer | Gustav Fischer | Fischer | Emperor Maximilian | Maximilian Willibald of Waldburg-Wolfegg | Maximilian Voloshin | Joschka Fischer | Eugen Fischer | Emil Fischer | Thierry Fischer | Maximilian von Weichs | Maximilian Kolbe | Maximilian II, Holy Roman Emperor | John Martin Fischer |