1932, Airship over the Dnieper Dam, 15k gray black, engraved printing, perforation 12½, complete sheet of 40 (5x8), perfect condition, full OG. NH, VF, C.v. $480++, Est. $400-$450 (Image)

1935, Moscow - San Francisco Flight, red surcharge 1r on 10k dark brown, position 22 of 25-stamp setting, full OG, hinged, VF, light Soviet Philatelic guarantee hs, C.v. $500, Est. $300-$325 (Image)

1961, Helicopter over Kremlin, black surcharge 6k on 60k ultramarine, right sheet margin horizontal pair, right stamp has no ''6'' in surcharge variety, full OG, NH, VF and rare positional item, Est. $1,500-$1,800 (Image)

1858, 20k blue and orange, perforation 14½x15, printed on thick paper with watermark numeral ''2'', experimental St. Petersburg concentric circle dotted cancellation with two extra dots in front and behind ''1'', strong colors and intact perforation, VF and rare cancellation especially on No.3, Raritan Stamps guarantee, C.v. $1,700 as for a common used No.3, Est. $500-$600 (Image)

1863, City Post, 5k blue and black, retouched black engraving of the circle at 11 o'clock (position 46), complete red Moscow cancellation ''20.OKT.1863'', nice condition, VF and rare error bearing appropriate early date stamp, Mandrovski Monograph #7Ke, Est. $200-$250 (Image)

1865, 20k blue and orange, perforation 14½x15, printed on paper without watermark, full OG with several minor bubbles, therefore considered as VLH, VF and rare in such quality, expertized by H. Bloch, C.v. $2,750, Est. $1,200-$1,500 (Image)

1866, 30k carmine and green, top margin single with perforation 14½x15, printed on horizontally laid paper, outer frame is significantly broken at sides, full OG, NH, VF, C.v. $275 for a common stamp, Est. $150-$180 (Image)

1883, 7k blue, printed on horizontally laid paper, left margin imperforate single, close but clear margin at top with ample margins at right and bottom, full OG, lightly hinged, F/VF, C.v. $800, Est. $400-$500 (Image)

1883, 70k brown and blue, printed on horizontally laid paper, left margin block of four, lower left stamp with joined ''7'' and ''0'' in the bottom right value tablet (Mandrovski Monograph No.36Kb), full OG, NH, VF, C.v. $540 as four common singles, Est. $300-$350 (Image)

1889, 11th issue, 4k-1r, complete set of five with extra shade varieties of 4k, 10k and 20k, printed on horizontally laid paper, some with margins, full OG, NH, VF, C.v. $475.50, Est. $200-$250 (Image)

1904, 10k dark blue, background is inverted, top right corner margin (gutter strips) block of six (3x2) printed on vertically laid paper, full OG, NH or LH (top stamp in the middle and on margin), VF. C.v. $393 as singles, Est. $150-$180 (Image)

1905, 70k brown and orange, printed on vertically laid paper, block of four, strong colors and intact perforation, full OG, NH (bottom stamps) or hinged, VF, C.v. $410 as singles, Est. $300-$350 (Image)

1906, 18th issue, 5r blue, green and pale blue, 10r carmine, yellow and gray, complete set of two, printed on vertically laid paper, flawless quality, full OG, NH, VF, C.v. $1,210, Est. $400-$500 (Image)

1906, Nicholas II, Louis E. Mouchon engraved die proof (essay) of (1r) in indigo, value tablet blank, printed on wove paper, size 36x44mm, no gum as issued, VF and very rare, Est. $1,500-$2,000 . (Image)

1908-17, 1k-1r, perforated complete set of 15, printed on wove paper with vertical varnish lines, all kop denominations in vertical gutter blocks of four with bottom margins, except shade variety of 20k, some with marginal watermark Wavy Lines, all with full OG, NH, VF, Est. $150-$200 (Image)

1912-17, 15k red brown and blue, printed on paper with vertical varnish lines, double impression of the design, one inverted, full OG, light trace of hinge, VF, P. Buchsbayew certificate, Est. $200-$250 (Image)

Collections. REMAINDER OF A COLLECTION: 1858- 1919, over 300 stamps, starting with postally used No.2 (2), 5-10, 8-10, 11 (MNH and used in 1863), then 9 stamp on vertically laid paper of 10k-20k and 2k-8k, follows by Romanov Dynasty issue (NH, some regummed or used) complete of money stamps and later issues in singles and blocks, minor flaws possible on early material, full OG, NH or used, F/VF, Est. $300-$400 (Image)

Romanov Dynasty issue. 1913, Alexander III, two imperforate proofs of central vignette for stamp of 3k in carmine or deep rose, different stages of the oval design printed on thickened chalk-surfaced paper without gum, sizes 27x42mm and 26x32mm, the last one with marginal thin at top right, both are hinged, VF appearance and very scarce, Est. $500-$600 (Image)

Romanov Dynasty issue. 1913, Nicholas I, large die proof of 15k in light blue, printed on thick chalk-surfaced paper, size 44x67mm, slight traces of hinges, no defects, VF and rare in this color, Est. $750-$800 (Image)

Romanov Dynasty issue. 1913, Alexis Mikhailovich, large die proof of 25k in black, printed on chalk-surfaced thick paper, size 37x48mm, trace of hinges, no thins, fresh and VF, proofs of 25k denomination are rare, especially in black color, Est. $750-$800 (Image)

Romanov Dynasty issue. 1913, Nicholas II, stage proof of 5r in reddish brown, unfinished design without hatching on leaves of the ornament and with thin corners close to ''5 roubles'' inscription, printed on wove paper with border at right, centered to the bottom left, size 65x93mm, marked in pencil with ''1'' at top right, no gum as produced, VF and very rare, Est. $1,000-$1,200 (Image)

Romanov Dynasty issue. 1913, Nicholas II, stage proof of 5r in reddish brown, unfinished design without engraved hatching on leaves of the ornament, with thin corners close to ''5 roubles'' inscription, but with black ink correction shadows at right, printed on wove paper with border at left, centered to the bottom right, size 75x86mm, marked in pencil with ''2'' at top right, no gum as printed, VF and rare, Est. $1,000-$1,200 (Image)

Romanov Dynasty issue. 1913, Nicholas II, stage proof of 5r in reddish brown, unfinished design without engraved hatching on leaves of the ornament, with thin corners close to ''5 roubles'' inscription, shadows corrected at left and right, printed on wove paper, size 70x84mm, marked in pencil with ''5'' at top right, no gum as produced, VF and very rare item from the Tsar Collection, Est. $1,000-$1,200 (Image)

Romanov Dynasty issue. 1913, Nicholas II, stage proof of 5r in reddish brown, unfinished design with engraved hatching on leaves and shadows of the ornament, but with thin corners close to ''5 roubles'' inscription and without hatching at the top and bottom of the central oval, printed on wove paper with thin three-side borders, centered to the bottom, size 83x98mm, marked in pencil with ''8'' at top right, no gum as produced, VF and very rare item for a specialist, Est. $1,000-$1,200 (Image)

Romanov Dynasty issue. 1913, Nicholas II, stage proof of 5r in reddish brown, unfinished design with engraved hatching on leaves and shadows of the ornament, hand-corrected corners close to ''5 roubles'' and bottom of the central oval, printed on wove paper with border at bottom, size 73x94mm, marked in pencil with ''11'' at top right, no gum, VF and rare item from the Tsar Collection, Est. $1,000-$1,200 (Image)