tied for 2nd-3rd with Erich Cohn, behind Ossip Bernstein, in the Berlin Summer Tournament - Section I (Quadrangular), and shared 2nd with Moritz Lewitt, behind Bernstein, in the 1st Tournament of the General Chess Federation of Berlin.
•
In 1902, he played in several chess tournaments in Berlin; took 2nd, behind Eduard Dyckhoff, in the Berlin Finckenschaft-Turnier, tied for 4-5th in the Café Kerkau Free Tournament (Curt von Bardeleben won), lost a game to Ranneforth in a match Anderssen Chess Club vs. Berlin Finckenschaft Club,
In 1929, Popel won a championship of Lviv, followed by E. Kaufman, Henryk Friedman, Oskar Piotrowski, etc.
Oskar Kokoschka | Oskar Schindler | Lee Oskar | Paul Oskar Kristeller | Oskar Sima | Oskar Pfister Award | Oskar Luts | Oskar Linnros | Oskar Kohnstamm | Oskar Fischinger | Oskar Eustis | Oskar von Miller | Oskar Vogt | Oskar Sosnowski | Oskar Seidlin | Oskar Schlemmer | Oskar Piotrowski | Oskar Homolka | Oskar Heil | Óskar Halldórsson | Oskar Barnack | Viktor Oskar Tilgner | Tadeusz Piotrowski | Robert Piotrowski | Oskar von Watter | Oskar von Hutier | Oskar von Hindenburg | Oskar Skarsaune | Oskar Schmiedel | Oskar Sala |