Puzzle 71765:
Puzzle 71765:
Alexander Alekhine - Paul Saladin Leonhardt
DSB-17.Kongress Hamburg (6), 1910 Alexander Alekhine - Paul Saladin Leonhardt
DSB-17.Kongress Hamburg (6), 1910
DSB-17.Kongress Hamburg (6), 1910 Alexander Alekhine - Paul Saladin Leonhardt
DSB-17.Kongress Hamburg (6), 1910