1923, second issue, black surcharge (type III) 1k on 1r brown on orange network, perforation 12½, top sheet margin single imperforated at the top, full OG, NH, VF and scarce (Image)

1925, third issue, 5k-1r surcharges on World War I Postal Charity stamps, complete set of eight, full OG, LH or previously hinged, VF (Image)

1925, third issue, inverted surcharges 5k-1r on World War I Postal Charity stamps, set of seven, stamp of 1r has perforation 12½, full OG, LH, VF (Image)

1925, third issue, black surcharge 75k on Postal Charity stamps of 10+1k dark blue and brown, perforation 12½, full OG, NH, VF (Image)

1932-33, sixth issue, black surcharge 5k on 70k brown, block of four used on reverse of incoming philatelic exchange cover from Warsaw, addressed to Kharkov, tied by 2 two-line boxed markings ''Payment by cash only'', arrival ds, toned spot on reverse, still F/VF (Image)

1924, second issue, black surcharge 1k on Insurance stamp of 1r brown and yellow, perforation 11½, full OG, NH, VF and scarce with full original gum, N. Mandrovski certificate (Image)

1924, second issue, black surcharge 3k on Insurance stamp of 3r red brown and green, tied by 8-line violet official hs on reverse of registered exchange cover from Kazan to Prague, franked by seven regular values, all appropriate markings and arrival ds, mostly VF (Image)

1925, third issue, black surcharge 1r on Postal Charity stamp of 3k+1k red and gray, horizontal pair with perforation 13½, full OG, NH, VF (Image)

1932-33, sixth issue, black surcharges 10k and 5k on 70k brown, horizontal se-tenant pair, full OG, NH, VF, Soviet Philatelic guarantee hs on reverse of each stamp, C.v. 45,000? (Image)

1932, sixth issue, black surcharge 15k on ''Sword Breaking Chain'' of 70k brown, tied by two official hs in Russian and French on reverse of registered cover from Zaporizhia to Germany via Moscow exchange hub, franked by three values on front (placed in Moscow), all appropriate markings and arrival ds, VF (Image)

1932-33, sixth issue, black surcharges 3r and 5r in 35k ultramarine, horizontal se-tenant pair, full OG, NH, VF, Soviet Philatelic guarantee hs on each stamp, C.v. 45,000? (Image)

1932-33, sixth issue, inverted black surcharge 3r on 35k ultra, nicely centered, full OG, LH, VF, Soviet Philatelic guarantee hs (Image)