1926 Esperanto Congress complete set of two values, both in mint blocks of four, 14k with faults, scarce in blocks (Mi. 311A-312A, Standard 151-152, Liapin 223-224, Zverev & Gilmanov 153-154 €500) (Image)

1927 14k Esperanto IMPERFORATE on gummed paper without watermark in corner margin block of 4, left pair mint hinge remainder, right pair MNH - hinge remainder in margin only, a beautiful and rare block, signed ROMEKO (Image)

1933 Red Banner perf. 9 1/2 mint lh, well centred, very fine and scarce (Zag. €4'800, Mi. €2'000) (Image)

1933 In Memory of Murder of Communist Leaders, complete set of three values in mint blocks of 4, 5k light trace of hinge and a couple of light creases, else very fine, scarce in blocks (Mi. 450-452, Standard 338-340, Liapin 2010 398-400 €1'000, Zverev & Gilmanov 342-344 €500) (Image)

1934 Anniversary of Civil Aviation 10k green, without watermark, mint IMPERFORATE BETWEEN pair, fine and an important variety (Mi. 463ZUMs, Standard 351Pa €4'800, Liapin 411, Zverev & Gilmanov 355pe, €3'250 for hinged) (Image)

1934 Mendeleev complete mint set of four value, mint with some gum flaws, mixed to very fine (Mi. 476-479, Standard 369-372, €660, Liapin 429-432, Zverev & Gilmanov 373-376, €700)

1935 Levanevsky Moscow - San Francisco flight 1R mint small hinge trace, showing position 13 variety: no leg on Russian p of Francisco, signed twice Sov. Phil. Assoz., Standard € 1'100 (Image)

1935 Memorial Issue for Soviet Leaders 4k violet IMPERFORATE, unused no gum, fresh, very fine and scarce (Mi 540B, €300, Standard 433Pa, €240, Liapin 2010 493I, Zverev & Gilmanov 437b €300) (Image)

1935 Pioneers complete set in mint blocks of four, all but 5k (13 3/4) are perforation 11, 10k with surface adhesions, 5k with gum faults, 2k with crease, else fine and scarce (Mi. 542A-544A, 545C, 546A-547A, Standard 435-437, 438A, 439-440, Liapin 2010 495-497, 498A, 499-500, Zverev & Gilmanov 439-441, 442A, 443-444, € 2'900+) (Image)

1937 Architecture 3k, 5k, 20k to 50k, each in mint nh blocks of four, all but one with sheet margins or corner margins, 40k with gum flaw on one stamp, 3k with horiz. crease, fresh, very fine (Mi. 558A-59A, 562A-565A, Standard 460-461, 464-467, Liapin 511-512, 515-518, Zverev & Gilmanov 456-457, 460-463, €1'700+) (Image)

1946 Moscow Scenes 10k mint hr with variety imperofrate at foot, very fine (Zag. €470) (Image)