1857 10k brown & blue, left sheet margin single, portion of adjoining stamp showing at bottom, canceled by pen, v.f., cat. $675 (Cat No. 1) (Image)

Cat. $675, Est.$150

1858 20k lilac and green, trial color proof on perforated, unwatermarked stamp paper, fresh and v.f. (Cat No. 3P) (Image)

Est.$500

1858 Perf. 12 1/2 unwatermarked, 1k black & yellow, horizontal block of six, folded between stamps, brilliant colors, two middle stamps h.r. or l.h., four outer stamps n.h., fine-v.f., scarce multiple (catalogued as singles) cat. $1940 (Cat No. 5) (Image)

Cat. $1940, Est.$1,000

1858 Perf. 12 1/2 unwatermarked, 5k black & rose, block of four, tiny faint toned speck on back of perforations at bottom, fresh and vibrant color, fine and very rare block, especially never hinged, signed Brun (catalogued as singles) cat. $8400 (Cat No. 7) (Image)

Cat. $8400, Est.$5,000

1863 St. Petersburg Local Issue, 5k black & blue, gutter sheet of 100, partly separated along the gutter in middle, few hinge reinforcements, mostly in margin, stamps generally n.h., some natural inclusions, fine-v.f. (catalogued as singles) cat. $5250 (Cat No. 11) (Image)

Cat. $5250, Est.$2,000

1865 1k black on orange, imperforate proof inscribed "Epreuve de Timbre" and "Proba", herringbone markings, v.f. (Image)

Est.$200

1865 3k black & green, unwatermarked, n.h., post office fresh, v.f., cat. $650 (Cat No. 13) (Image)

Cat. $650, Est.$250

1866 30k carmine & green, also 5k St. Petersburg local, sheet margin blocks of four, n.h., v.f., cat. $1310 (Cat No. 11,25) (Image)

Cat. $1310, Est.$250

1866 1k-30k matched top margin singles, n.h. and post office fresh, v.f., cat. $816 (Cat No. 19-25) (Image)

Cat. $816, Est.$250

1866 vertically laid paper, 25k carmine & green, brilliant colors, h.r., very fresh, an outstanding example of this rare unused stamp, cat. $2150 (Cat No. 25a) (Image)

Cat. $2150, Est.$1,000

1875 2k-20k complete set of five, also 20k cross shaped "T" at bottom, all n.h., fine-v.f., cat. $957 (Cat No. 26-30,30a) (Image)

Cat. $957, Est.$250

1881 (1 November) registered cover from St. Petersburg to Germany, attractively franked with pair of 7k, single 2k and 5k St. Petersburg local, canceled by cds, with Essen arrival pmk on back, filing folds away from the stamps, fine (Cat No. 11) (Image)

Est.$500

1883 7k blue, left sheet margin imperforate single, heavy h.r., v.f., signed Diena, cat. $800 (Cat No. 35a) (Image)

Cat. $800, Est.$500

1889 2k green, bottom sheet margin imperforate single, h.r., v.f., signed Dr.P.Jemchouhin, cat. $800 (Cat No. 47a) (Image)

Cat. $800, Est.$750

1889 1k orange, bottom sheet margin horizontal pair, stamps n.h., marginal creases between stamps, fine and rare positional piece, cat. $3100 (Cat No. 55a) (Image)

Cat. $3100, Est.$1,500

1906 5r (two) and 10r, two distinct shades of first (one n.h.), l.h., v.f., signed Rosselevitch, cat. $560 (Cat No. 71,72) (Image)

Cat. $560, Est.$250

1908 (14 July) stationery 3k card cancelled Kostroma, sent by a political prisoner in Kaluga City jail to his wife, with violet "Prosmotreno/ KGG" prison censor in oval, fine and scarce (Image)

Est.$200

1909 7k blue, imperforate bottom sheet margin single, h.r., fresh and v.f., scarce stamp, cat. $1450 (Cat No. 78b) (Image)

Cat. $1450, Est.$750

1913 Romanov Tercentenary, 1k, 2k (2), 3k, 4k, 7k, 10k, 15k (9), 20k, 35k and 70k, total of 19 different proofs, including three of center only and two of frame only, variety of colors and combinations, few minute flaws possible, fresh and v.f. group of Romanov proofs (Image)

Est.$5,000

1913 3k rose red, double impression, n.h., v.f., cat. $700 (Cat No. 90b) (Image)

Cat. $700, Est.$500

1913 2r dark violet, imperforate vertical pair, n.h., v.f., cat. $2000 (Cat No. 103b) (Image)

Cat. $2000, Est.$750

1914 cover to Sweden, franked with 7k Arms and 3k Romanov, tied by a mute cancel (probably Warszawa), with Petrograd censor and Stockholm arrival pmks, v.f. (Image)

Est.$150

1917 1r black brown and red, four imperforate pairs and one single, including proofs with green background, double and shifted background and center, single center inverted, l.h. or n.h., v.f. (Image)

Est.$250

1921 100r olive, imperforate essay ("Proletariat of all Republics Unite"), top sheet margin block of four, v.f., rare (Zverev Handbook $7,000) (Image)

Est.$2,500

1922 20r on 15k brown & deep blue, l.h., v.f., signed Romeko, Dr.P.Jemchouhin, etc., cat. $9500 (Cat No. 224) (Image)

Cat. $9500, Est.$2,500