1858, 20k blue and orange, perforation 14½x15, numeral watermark ''2'' shifted to the left, ''38'' inside dotted cancellation, nice stamp in every respect, VF, C.v. $1,700 (Image)

1858, 30k carmine and green, perforation 14½x15, numeral watermark ''3'', large part of a date stamp, F/VF, Rossica certificate, C.v. $2,500 (Image)

1871 (November 28), 1k and 3k on horizontally laid paper, 10k on vertically laid paper, used on entire folded letter from St. Petersburg to Berlin, ''Aus Russland Franco'' on front and arrival ''12/12'' ds on reverse (3-day delivery), F/VF, Est. $150-$200 (Image)

1908-09, trial color perforated (14¼x14¾) proof of 5k in red lilac (close to issued color), clear printing on paper without varnish lines, no gum as produced, VF and very rare, especially in such color, Est. $1,500-$2,000 (Image)

1908-09, die proof of 5k in bluish green, printed on thin cardboard, size 33x39mm, no gum as produced, VF and very rare, Est. $2,000-$2,500 (Image)

1908-09, die proof of 7k in blue, printed on vertical wove paper, size 34x39mm, no gum as issued, NH, VF and very rare, Est. $2,000-$2,500 (Image)

1908-09(c), die proof of 10k blue with design not approved for postage stamps, but very close to the design used for postal stationery cards of 3k and 4k, printed on thin cardboard, size 35x41mm, no gum as produced, VF and very rare, Est. $2,000-$3,000 (Image)

1917, 2k green, side margin imperforate block of ten (5x2), black typo ''OBRAZETS'' overprint, in addition the similar block of ten with inverted overprint; the first one is guaranteed genuine, the other one has typo overprint, but with slightly different pattern of the letters, which we never seen before, both with full OG, mainly NH, VF and rare, both mounted on page from a Collection, Est. $300-$400 for first block only (Image)

1917, 10r carmine, yellow and gray, bottom sheet margin imperforate block of four, upper right stamp has opened outer oval at bottom (position 42), full OG, NH, VF and rare multiple (Image)

Collections and Large Lots. NEAT COLLECTION ON SCHAUBEK HINGELESS PAGES: 1857- 1917, 203 stamps, including sheet of 50 plus 6 labels of No.137, including used No.1 and 2, City Post with appropriate cancellation, all stamps of 1868-79 on vertically laid paper, 3k with ''v'' background and more; unused No.31-38, 41-45, 53-54, 88-105 and etc., occasional flaws possible, still nice and intact holding, full/part of OG or used, F/VF, C.v. is close to $4,000, Est. $800-$1,000 (Image)

Collections and Large Lots. GROUP OF LIBERTY CUP AND ABDICATION OVERPRINTS ON ROMANOV DYNASTY STAMPS: 1917, 11 items, including five blocks of 4, two blocks of 8 (one inverted), two blocks of 12 (one inverted) and two postcards, all are on pages from a Collection, mostly VF, Est. $200-$250 (Image)

Collections and Large Lots. UNUSUAL WAYS OF ACCEPTANCE AND DELIVERY OF CORRESPONDENCES: 1901-15, seven items neatly arranged and described on exhibition pages, each one representing different types of mail acceptance, such as ''Accepted by Wending Machine'', ''Accepted by Private Book'', ''Accepted by Private Agency'', two different forwarding markings and etc., conveyance flaws possible on two items, still F/VF and rare group, Est. $500-$600 (Image)

Collections and Large Lots. PROVISIONAL GOVERNMENT AND EARLY SOVIET RE-ISSUES OF IMPERIAL STAMPS: 1917-18, 160 mint stamps in singles, pairs and blocks of 4 or 6, 5 panes of 25 and 13 complete sheets of 50 or 100, perforated and imperforate stamps from 1k to 10r, representing 72 different varieties, such as misplaced, inverted or missing details of the design, offsets on gum, provisional perforation of imperf stamps, occasional flaws possible, sheets - usually folded, still nice and clean unit with full OG with many NH stamps, F/VF, Est. $600-$700 (Image)

Stationery Items. 1913, Alexander III, two unfinished design proofs of center for 3k postcard stamp in carmine, printed on yellowish thin cardboard, first one with unfinished portrait and rough oval line, the other one with unclear portrait and unfinished line of outer oval, approximate size 38x43- 44mm, fresh and VF, ex-Norman Epstein, Est. $600-$800 (Image)

Stationery Items. INTERESTING GROUP OF MERCHANT PRE-PRINTED STATIONERY POSTCARDS: 1878-1906, 16 items, including two of Finnish Rail Road, others are from insurance companies and St. Petersburg or Moscow Breweries, all are postally used, mainly fresh quality, F/VF, Est. $300-$400 (Image)

Tercentenary of the Romanov Dynasty. 1913, Alexander II, 2k green, horizontal pair, right stamp with opened pre- printed paper fold, full OG, NH (error) or LH, VF (Image)

Tercentenary of the Romanov Dynasty. 1913, Alexander III 3k rose red and Nicholas II 7k brown, two horizontal pairs with vertical perforation strongly misplaced, full OG, NH or LH (one stamp of each pair), VF (Image)

Tercentenary of the Romanov Dynasty. 1913, Nicholas II, 7k brown, bottom left corner sheet margin horizontal pair, nice foldover and partial albino impression on the selvage, full OG, previously hinged, VF and spectacular (Image)

Tercentenary of the Romanov Dynasty. 1913, Alexander I, large die proof of 20k in blue, printed on thick chalk-surfaced paper, size 35x49mm, slight traces of previous mounts, no defects, VF and rare proof in blue color (Image)