1858 30k carmine & green, thick paper, watermarked "3", excellent colors, neat "Balta 20 Nov. 1865" cancel, v.f., cat. $2500 (Cat No. 4) (Image)

Cat. $2500, Est.US$1,000

1868 vertically laid paper, 1k black & yellow, imperforate single, adequate margins, with shifted background as always, used, some creases, fine appearance. This variety exists only used, cat. $7250 (Cat No. 19f) (Image)

Cat. $7250, Est.US$3,000

1866 3k black & green, printing error of background, "V" (for 5k) instead of "3", block of four, unused with full original gum, h.r., with minor perf. strengthening, remarkably fresh and well centered for issue, v.f. One of only three known blocks of four (Mi.19xF) (YT 19A) (Zverev $11,000) (Cat No. 20d) (Image)

Est.US$5,000

1877 (12 Mar) registered cover (professionally restored) paying 31k rate with 1k and 30k (horizontally laid paper), tied by double strikes of straight-line pre-adhesive postmark of "Stancya Sumsi. Vyat 12 Mar 1877" (another single strike on back), sent from Sumsi to Vyatka, with arrival cds (16 Mar) alongside, fine usage of Sumsi Postal Station pre-philatelic cancel (Image)

Est.US$500

1883 (19 July) 3k stationery card from the "Libraire et magasin de musique de Boleslas Koreywo a Kieff", addressed to Pressburg, Austria, with Hungarian 2k rose lilac added on arrival, cancelled Pozsony July 3, 83, redirected to Mainz, with Ausg. (4 Aug) arrival pmk at bottom, fine redirected card from Russia to Pressburg (Pozsony in Hungarian, present day Bratislava) (Image)

Est.US$500

1884 7k blue, perf. 14 1/2x15, groundwork inverted, unused, well centered, tiny thin, otherwise v.f., rare (7k blue was issued in 1884 and again in 1888; there are differences in perforation and size of the stamp), with Mikulski certificate (Cat No. 35b) (Image)

Est.US$2,500

1884 7k blue perf. 14 1/4x14 3/4, groundwork inverted, used, canceled "Michajlowskyj Chutor (prov. Kaluga), 1899", v.f. and rare stamp, with Mikulski certificate (Cat No. 35b) (Image)

Est.US$1,500

1884 14k blue & rose, center inverted, used, thin and other small defects, fine appearance, signed Romeko, cat. $6250 (Cat No. 36b) (Image)

Cat. $6250, Est.US$1,500

1884 7r gold, black and imperial pink, perforated essay (square format) on gummed, vertically laid paper, v.f. and beautiful item, ex-Kirchner (Cat No. 40E) (Image)

Est.US$10,000

1889-92 1k-7r group of 15 different, each with framed "Specimen" overprint, fine-v.f., rare (Cat No. 41-54S) (Image)

Est.US$2,500

1889 5k purple and light green, perforated essay, unadapted octagonal design, v.f. and beautiful item, signed Mikulski (Cat No. 49E) (Image)

Est.US$2,500

1889 14k blue & rose, center inverted, nicely centered, good color, small thin, fine appearance, signed Dr.P.Jemchouhin, etc., cat. $4500 (Cat No. 51a) (Image)

Cat. $4500, Est.US$2,500

1889 14k blue and rose, center inverted, canceled "Archangel 29.1.93", well centered and fresh, v.f., signed Herbert Bloch and Roger Calves, with 1980 Friedl certificate, cat. $4500 (Cat No. 51a) (Image)

Cat. $4500, Est.US$3,000

1897 (21 June) cover franked with 3k and 4k carmine, cancelled by the dotted circle of "Stockholm" postmarks, also boxed "Fran.Ryssland" origin hs alongside, addressed to Stettin, Germany, with arrival pmk on back, v.f., with Holcombe certificate, ex-Liphschutz collection (Image)

Est.US$500

1904 vertically laid paper, 4k rose red, groundwork inverted, neat 1906 postmark, well centered, fresh color, couple of slightly irregular perfs as always, v.f., with 1995 Mikulski certificate ("sehr seltener Fehldruck, bekannt nur in ein paar Stucken"). A very rare stamp, one of only a few known, cat. $16500 (Cat No. 57Cg) (Image)

Cat. $16500, Est.US$15,000

1902 7k dark blue (vertically laid paper), imperforate horizontal gutter, top sheet margin strip of four, fresh, creases, small scissors cut between two left stamps at bottom, nevertheless v.f. and striking rarity, signed Buhler, ex-Mertens and Faberge, with a red "Faberge" handstamp on back (Cat No. 59b) (Image)

Est.US$10,000

1906 Tsar Nicholas II, imperf. 1r essay, upper left sheet margin copy, v.f. (Image)

Est.US$1,000

1909 unexploded St. Petersburg booklet with three panes of 6x1k dull orange yellow, three panes of 6x3k carmine and three panes of 6x7k blue, each pane separated by glassine interleaving, covers black on salmon, indicating that the booklet was issued in St. Petersburg, face value 1r98k and price of booklet 2r, stapled at left, fresh and v.f. (Rogers 2) (Image)

Est.US$4,000

1909 7k blue, imperf. left sheet margin single, l.h., faint red owner's handstamp on reverse, v.f., with 2006 Buchsbayew certificate, cat. $1250 (Cat No. 78b) (Image)

Cat. $1250, Est.US$1,000

1909 20k, 25k, 35k and 70k, four different, each with center double, l.h., fine-v.f., cat. $550 (Cat No. 82c,83c,84c,86b) (Image)

Cat. $550, Est.US$250

1910 St. Petersburg, unexploded 2r booklet, salmon covers with black inscriptions, six panes of 6x1k orange, three panes each of 6x3k carmine and 7k blue, each separated by glassine interleaving, minor cover creasing, with tiny paper splits, fine example of this rarity (Image)

Est.US$4,000

1915 large cover with Red Cross label on reverse, addressed to Vyborg, with 8.X.1915 arrival pmk, very rare (Image)

Est.US$500

1915 5r and 10r, each with center double, l.h., fine-v.f., scarce (Cat No. 108c,109e) (Image)

Est.US$250

1915 10r carmine lake, yellow & gray, groundwork inverted, l.h., fine, cat. $450 (Cat No. 109d) (Image)

Cat. $450, Est.US$250

1917 15k brown & blue, imperforate cross-gutter sheet of 100, lower part of the sheet (70 stamps) printed double, one inverted, marginal creases and wrinkles, folded between stamps, also creased through one horizontal row of 10, fascinating piece, undoubtedly unique (Image)

Est.US$1,000