1923 1st Gold Standard Definitives set, 1k to 1R imperf. lithographed, mostly sheet margin or marginal examples, nh, very fine (Image)

1924 Lenin Mourning issue, small registered cover to Belgium franked at back by 3k 1st printing in a strip of 4 + 1923 4k typo defin. issue, and at front 4k Lenin mourning issue 2nd printing strip of 4 bearing LENINGRAD 7.4.24 cds, very rare cover and with a strip of 4 of the 3k 1st print probably unique (Mi 238IB, 239IIB, 231II; Lyapin ca. € 1’800) (Image)

1924 Lenin Mourning Issue, 1st printing (small size) cplt. set incl. 3k & 6k mint nh and 12k & 20k mint light hr, also including variety “part offset” of black print on another 20k mint (hr), partly as usual with gum creases, scarce (Image)

1924 Lenin Mourning Issue 6k value, 3rd printing (large size) in complete sheet, never hinged, very few sheets have survived intact (Image)

1924 Lenin Mourning Issue 6k perforated, 2nd printing (medium size) showing shifted black colour and for this issue strong horizontal paperfold (which occurred between printing of black and red colour), very unusual “double error” (Image)

1924 30k Lithographed, no watermark, IMPERFORATE corner margin example with annulment perforation, never hinged, very scarce, signed SFA (Standart spec. approx. € 1’500; Mi. 255IIU) (Image)

1924-25 Definitives without watermark, narrow perforation complete set incl. 3R & 5R, mostly never hinged (some with nearly invisible hinge marks), very fine (Mi 242IA-259IA, 260C, 261C; Standart € 2’700 for nh) (Image)

1924-25 Definitives typographed, no watermark, 2k IMPERFORATE, never hinged and 6k IMPERFORATE with left sheet margin, mint hinge trace, latter signed Dr. P. Jemtschoujin, very fine and scarce, (Standart 040Pa, 044Pa, € 900; Mi. 229II, 233II) (Image)

1923-24 Typographed Definitives, 6k IMPERF PROOF in grey, tiny hr, and 3R IMPERF with DOUBLE PRINT of brown, with annulment perforation, nh, rare (Image)

1924-25 Definitives, typographed on greyish paper, IMPERFORATE 7K, 30K, 40K (left margin example) and 2R horizontal pair, never hinged (Mi 248IU, 255IU, 256IU, 259IU; Standard 45Pa, 52Pa, 53Pa, 056Pa, ca. € 5’000) (Image)

1924-25 15k “LIMONKA,” typographed in yellow perf. 14 1/2 : 14 3/4, corner marginal example, hr, very fine example of this scarce and popular stamp (Mi. 253IA; Standart € 18’500; Lyapin 150; Soloviev 136) (Image)

1924-25 15k “Limonka” 15k definitive, perf.14 1/4 : 14 3/4 without wmk., used, very fine, signed Calves (Mi. 253 IA) (Image)

1924-25 15k “Limonka” typographed in yellow, perf. 14 1/2 : 14 3/4 used, very fine example of this popular stamp, (Mi 253IA; Standart € 250; Lyapin 150; Soloviev 136) (Image)

1924-25 Definitives typographed, 1R IMPERFORATE, never hinged, small gum disturbance, very fine, (Mi 237 II; Standart ca. € 10’000; Lyapin H24) (Image)

1924-25 Typographed Definitives without wmk., 3R line perforation 13 1/4 : 13 1/2 and perforation 10, both never hinged, (Mi 260IC, 260ID; Standart € 9’730) (Image)

1924-25 Typographed Definitives without wmk., 3R line perf. 13 1/2 : 10, never hinged (trivial dull spot), fine (Mi 260IF; Standart € 4’800) (Image)

WITHDRAWN 1924 Leningrad Flood Relief 3k on 100R ordinary paper in corner margin pair WITH and WITHOUT OVERPRINT, presumably printed by order of SFA, never hinged, very fine and rare (Image)

WITHDRAWN 1924 Leningrad Flood Relief 3k on 100R on pelure paper in margin pair WITH and WITHOUT OVERPRINT, presumably printed by order of SFA, never hinged, very fine and rare (Image)

1924 Leningrad Flood Relief 3k on 100R ordinary paper, marginal example with INVERTED OVERPRINT, never hinged, signed “sf” (Soviet Filatelie) (Image)

1924 Leningrad Flood Relief 14k on 300k green on PELURE PAPER, never hinged, a rare adhesive (Standart € 1’100) (Image)

1924 Leningrad Flood Relief 20k on 1000R on chalky surfaced paper, mint hr, and on cotton paper nh, also including another example on chalky surfaced paper showing PLATE ERROR: “Groletariatu” instead of “Proletariatu,” mint hinged, also a corner pair on cotton paper showing same PLATE ERROR on second stamp and the first showing error: additional dot (pea) on top left leaf, never hinged, scarce group (Image)

1925-27 Typographed Definitives, 8k (right margin example), 1R and 2R, all with wmk. vertical, all perforation 14 1/4 : 14 3/4, never hinged, very fine, (Standart € 1’075; Mi. 287ICX-289ICX) (Image)

1925-27 18k Gold Definitive, wmk. horizontal, in an IMPERFORATE PROOF block of 4 with additional varnish lozenges overprint, never hinged and very rare, (Standart spec. approx € 4’000; Lyapin 183P2) (Image)

1928 2R Typographed, wmk. horizontal, never hinged corner margin example, natural gum wave, very fine, signed Dr. Jemtschoujin, (Standart € 175; Mi 289AIy) (Image)

1925 Academy of Science 3k brown and 15k olive brown PROOFS, perf. 14 1/2 on unwatermarked paper, never hinged, signed in red “D” (Image)