1922, Philately for the Children, inverted black overprint on imperforated 1k orange with kiss double impression, second printing, position 5 of not inverted setting, full OG, NH, VF and scarce, Soviet Philatelic guarantee hs, Est. $500-$600

300.00

1923, Philately for the Labor, bronze surcharge with spaced date "1 923" 4r+4r on 5000r violet, full OG, LH, VF, expert's sign on reverse, Est. $250-$300

150.00

1991, 25th Anniversary of the Soviet Philatelic Society, Butterflies and Flowers, 20k+10k multicolored, imperforated souvenir sheet, perfect quality in every respect, full OG, NH, VF and the only recorded item, Est. $7,000-$8,000