unused PRIAMUR AND MARITIME PROVINCES; ANTI-BOLSHEVIST GOVERNMENT: 1921 (Aug.) Nikolaevsk-on-Amur provisional issue, Arms issue, perf. 14 x 14½ 10k on 10k. deep blue fresh with large part original gum; a few expert's handstamps or signatures on reverse. Rare. Mikulski Certificate (1977). S.G. 70, £650. Photo