Puzzle 67078:
Puzzle 67078:
Vladimirs Petrovs - Georgy Lisitsin
12th URS-ch Moscow URS (13), 1940.09.21 Vladimirs Petrovs - Georgy Lisitsin
12th URS-ch Moscow URS (13), 1940.09.21
12th URS-ch Moscow URS (13), 1940.09.21 Vladimirs Petrovs - Georgy Lisitsin
12th URS-ch Moscow URS (13), 1940.09.21