Kubbel, Leonid Ivanovich (AKA Kubbel, Karl Artur Leonid)
Deutsches Wochenschach, 1908
#3
5 + 8
14665 | Knights and Bishops | 1909 |
56 | The Problemist | 1928 |
56 | The Problemist | 2014 |
14868 | Pirnie Collection | 2018 |
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