POLISH ARMY IN THE SOVIET UNION (GENERAL ANDERS' ARMY): 1942, Dojdziemy, 50k red brown, vertical tete-beche pair, full OG, VLH, VF, both stamps with expert's hs on reverse, Fischer #1 TB, Est. $200-$250 (Image)

Air Post stamps. 1946, Airplane Douglas over Warsaw, 10zl violet, horizontal imperforated pair, full OG, NH, VF, expertized by S. Mikstein, Fischer #396nz, PLN800++, Est. $150-$200 (Image)