1858, 20k blue and orange, printed on thin paper with numeral watermark ''2'', ''36'' inside rectangular dotted cancellation (Vilejka - now Lithuania), fresh colors and intact perforation, VF, SC #3 (Image)

1858, 30k carmine and green, printed on thick paper with watermark numeral ''3'', truncated triangle dotted cancellation, some perf irregularities on the right (appearing better in closer look, some tips colored by black ink cancellation), fresh colors, F/VF, SC #4 (Image)

1858, 10k brown and blue, perforation 12½, nice center offset on reverse, perfect condition, full OG, VLH, VF, SC #5 Ta (Image)

1863, City Post 5k black and blue, retouch of the engraving at the top left of the central circle variety, fresh quality, part of OG, VF, ex-Cronine, SC #ST2 Ka (Image)

1866, 1k-30k, complete set of six printed on horizontally laid paper, three stamps with sheet margins (separated on 3k), post office fresh quality unit, full OG, NH, VF, SC #17-22 (Image)

1868-70, 1k black and yellow, 3k black and green, both printed on vertically laid paper, nice condition, full OG, LH, VF, SC #23-24 (Image)

1866, 10k brown and blue, printed on horizontally laid paper, ''?????'' variety, used together with 3k black and green on large part of a wrapper, tied by Moscow ds of 1874, VF and rare, SC #20 Kb (Image)

1866, 20k blue and orange, printed on horizontally laid paper, top sheet margin vertical gutter block of four, completely flawless quality, full OG, NH, VF, SC #21 (Image)

1875, 2k-20k, complete set of five printed on horizontally laid paper, all with sheet margins, the high value with cross-shaped ''t'' variety, full OG, NH, VF, SC #29-32Ka (Image)

1875, 10k brown and blue, printed on horizontally laid paper, vertically hatched center variety, cancelled Vereya on a piece together with 1k and 3k in 1878, VF and scarce, ex-Mehrtens, Faberge (Image)

1883-88, 1k-70k, complete set of nine, including both 2k stamps, printed on horizontally laid paper, seven values with right sheet margins, post office fresh, full OG, NH, VF (Image)

1883-88, 1k-70k, complete set of nine, including both issues of 2k, blocks of four, post office fresh quality unit, full OG, NH, VF (Image)

1889, 20k blue and carmine, 50k violet and green, two imperforated singles printed on horizontally laid paper, a part of red letter at the bottom of ''Obrazets'' overprint, enlarged margins, full OG, very light traces of hinge, VF and rare, these stamps had never been issued imperforated, SC #55-56 imp (Image)

1902, 1k orange, full offset of the design on gum side, bottom sheet margin vertical pair printed on vertically laid paper, full OG, NH, VF and a spectacular item, SC #66 var (Image)

1902-04, 2k, 14k, 15k x2 and 70k, all are printed on vertically laid paper, offset of background on gum side, shifted perforation or center, overinked frame varieties, one stamp of 15k with light crease, full OG, NH or LH (1), mostly VF, SC.v. 33,000? (Image)

1902, 7k blue, printed on vertically laid paper, top sheet margin imperforated single, background is strongly misplaced, full OG, previously hinged, VF, SC #70 Pa (Image)

1904, 20k blue and red, printed on vertically laid paper, double impression of background variety, Moscow ''26.2.09'' date stamp, mostly VF and rare unrecorded error, SC #77 var (Image)

1906, 5r dark blue, green and pale blue, printed on vertically laid paper, block of four, full OG, NH, VF, SC #92 (Image)

1908-09, perforated proof of 15k in blue, vertical varnish lines, excellent centering, full OG, VLH, VF, SC #102 (Image)

1913, Romanov Dynasty, 2k green, vertical and horizontal pairs, 7k brown, horizontal pair, each pair with double perforation between stamps, strong and firm, full OG, NH or LH (one stamp of 2k), VF (Image)

1913, Romanov Dynasty, 3k rose red, right sheet margin single with double impression, double control line on margin as well, full OG, NH, VF, SC #111 Ta (Image)

1913, Romanov Dynasty, 3k rose red, double impression, one inverted, full OG, previously hinged, VF, P. Buchsbayew certificate (Image)

1913, Romanov Dynasty, plate proof of central design for stamp of 20k in olive green, unfinished outer oval line of Alexander I portrait, printed on chalk-surfaced paper, size 50x78mm, fresh and VF (Image)

1915, Romanov Dynasty money stamp, 20k olive green, text is printed on both sides, no gum as produced, NH, VF, SC #C3 var (Image)

1915, Romanov Dynasty money stamp, 20k olive green, horizontal imperforated pair with double impression, one inverted, no gum as produced, NH, VF, P. Buchsbayew certificate, SC #C3 Pa var (Image)