1920, National issue, 20k multicolored, in addition black color printed on reverse and placed upside down, top sheet margin horizontal pair, no gum as issued, NH, VF

100.00

1922, black metal surcharge 50,000r on 3r brown and blue, vertical tete-beche pair, one stamp has inverted surcharge, in addition a single with double surcharge, no gum as produced, VF

150.00

1922, two black metal surcharges 60,000(r) on 2000r black and blue, 70,000(r) on 5000r black on olive green paper, no gum as issued, VF, first one with Soviet Philatelic guarantee on reverse, C.v. $270

100.00

1922, two provisional violet overprints "Bakinskoi P.K." on 150r blue and 400r blue, both are postally used, mostly VF, each stamp with expert's guarantee hs, C.v. $175

100.00

1922, Provisional violet overprint "Baku" over inverted black re-valuating surcharge 50,000r on 3000r brown and blue, Baku postal cancellation, still fresh and VF and very rare, several experts' guarantees on reverse

500.00