He participated in the events of the University’s Philosophical Society, as well as with private circles (especially Oskar Ewald, Otto Weininger and Othmar Spann).
Oskar Kokoschka | Oskar Schindler | Lee Oskar | Paul Peter Ewald | Paul Oskar Kristeller | Oskar Sima | Oskar Pfister Award | Oskar Luts | Oskar Linnros | Oskar Kohnstamm | Oskar Fischinger | Oskar Eustis | Johannes Ewald | Ewald | Paul W. Ewald | Oskar von Miller | Oskar Vogt | Oskar Sosnowski | Oskar Seidlin | Oskar Schlemmer | Oskar Piotrowski | Oskar Homolka | Oskar Heil | Óskar Halldórsson | Oskar Barnack | Manfred Ewald | Ewald von Kleist | Ewald summation | Ewald Lienen | Ewald Kienle |