Odessa Trident Overprints. 1918, black overprint (type 4) on perforated 1k- 10r, set of 21 stamps, the high value with shifted yellow background to the right, all with full OG, LH or hinged, F/VF, valuable stamps properly expertized, ex-Dr. Zelonka, C.v. $330, Est. $150-$200 (Image)

Odessa Trident Overprints. 1918, black overprint on perforated 1r dark brown, pale brown and orange, vertical pair, top stamp has overprint type 4, bottom one - type 5, full OG, NH or LH (top stamp), expertized by J. Bulat, this se-tenant pair is not listed in the Cat., Est. $150-$200 (Image)

Odessa Trident Overprints. BEAUTIFUL ONE OF A KIND COLLECTION OF TYPE 5: 1918, 49 mint and used (25) mostly single stamps, some used ones are cancelled on pieces, including 15 inverted and 1 double overprints, tete-beche pair of perforated 2k green and a single of 4k (No.1189, priced with ''-'' in the Cat.), nice quality overall, full OG or used, F/VF, ex-Dr. Seichter and Dr. Zelonka, C.v. $2,700++, Est. $800-$1,000 (Image)

Odessa Trident Overprints. 1918, two stamps with black overprint (type 5) on perforated 1k orange, one has upright overprint, the other one - sideways, both with full OG, LH, VF and rare, expertized by J. Bulat, stamps with upright overprint priced with ''-'' in the Cat., while sideways overprint is not listed, Est. $300-$400 (Image)

Odessa Trident Overprints. 1918, black overprint (type 5) on perforated 10k, 10k/7k and on 15k, three vertical tete-beche pairs, top stamp with inverted overprint, full OG, LH, VF, expertized by J. Bulat and Dr. Seichter, C.v. $365 as single stamps, Est. $250-$300 (Image)

Odessa Trident Overprints. NICE ASSEMBLAGE OF TYPE 7: 1918, 71 mint and used (25) perforated and imperforated stamps, mainly singles and pairs, but includes several strips and blocks, 12 values with inverted overprint (perf 1k, 2k and 5k are not listed 20k priced with ''-'' in the Cat.), 1 tete-beche pair and many more, full OG or used, F/VF, C.v. $2,300++, Est. $800-$1,000 (Image)

Odessa Trident Overprints. 1918, black overprint (type 9) on 3.50r black and gray, 7r black and yellow, printed on vertically laid paper, both are postally used, F/VF, expertized by J. Bulat, C.v. $200 for No.1309 and ''-'' for No.1310, Est. $250-$300 (Image)

Odessa Trident Overprints. FABULOUS GROUP OF TYPE: 10 1918, 45 mint and used (33) perforated 10r/7k-5r and imperforated 1k-7r, including cancelled stamps on pieces, large strips and two blocks of four, 4 stamps with inverted overprints and 1 tete-beche pair, full OG or used, F/VF, ex-Dr. Zelonka, C.v. $2,550, Est. $800-$1,000 (Image)