Regional Philatelic Exhibition "Philately Under Chestnuts 2025" 14-30 april 2025.
Frenkel Dmitriy«Revenue»"USSR postage due stamps 1924–1926" (PHOTO) - 90 points, GOLD MEDAL                                                                                |
Frenkel Dmitriy«Revenue»"USSR postage due stamps 1924–1926" (PHOTO) - 90 points, GOLD MEDAL |