10k Brown & blue, plate II, good margins all around, hinged and with nice (as always disputable) gum, no ink traces of obliteration, a very fine and colour fresh example, signed Diena and Pfenninger (Image)

10k Brown & blue, plate I, appearing unused with pen cross relatively good removed, still very fine example of scarcer plate I (Image)

10k Brown & blue, plate II, bearing indistinct boxed 2-line postmark, good margins all around, fine example, signed Thier (Image)

10k Brown & blue, plate II, with large margins all around tied to fragment by indistinct 2-line datestamp and manuscript ink cross, fine and fresh with beautiful eagle embossing (Image)

10k Brown & blue plate II tied to envelope to Moskva by straightline “MITAVA”, at back boxed POLUCHENO 20.3.58, part of top backflap added, very fine cover and adhesive with 4 large margins allaround, 1986 cert. Bühler (Image)

10k Brown & blue plate II tied to folded lettersheet to Pernov (Pernau) by rectangular dotted numeral “392” of Volmar, full to very large margins all around, beautiful postmark and a very rare & sexy cover, with 2001 cert. Eisold (Image)

BELAIA-TZERKOV: 10k brown & blue, plate I, with fine to large margins tied to piece “165” dotted box, fine (Image)

BERDIANSK: 10k brown & blue, plate I, with fine to large margins cancelled partial by 2-line ds, tiny corner fault a lower left clear of design, otherwise fine (Image)

DINABURG: 1858 (Jun 25) Wrapper with 1857-58 10k brown & blue, good to large margins, tied by red Dinaburg red circular cancel, with red 2-line despatch ds at upper right, boxed Polucheno arrival bs, very fine and attractive, one of the rarest Number 1 covers known Provenance: Fabergé, Mertens & Mikulski (Image)

DOUBNO: 10k brown & blue, plate I, with close to good margins cancelled by “126” dotted box, fine (Image)

GROBIN: 10k brown & blue, plate II, fine to large margins, cancelled by 2-line ds, fine (Image)

KHOROL: 10k brown & blue, plate II, with fine to good margins cancelled by “374” dotted box, slightly soiled otherwise fine (Image)

OSTROG: 10k brown & blue, plate II, with fine to good margins, cancelled by “132” dotted box numeral, very fine (Image)

PENZA: 10k brown & blue, plate II, with fine to good margins cancelled by 2-line boxed ds, some creasing to top right corner otherwise fine (Image)

SLUTSK: 10k brown & blue, plate II, fine to large margins, cancelled by “254” dotted box numeral, tiny corner crease at top left otherwise fine (Image)

SUOMY: Wrapper to Zadonsk with right marginal 10k brown & blue, fine to huge margins, tied by Suomy boxed 2-line ds, some foxing and one sideflap missing (Image)

VILNO: 10k brown & blue, plate II, bearing boxed 2-line part cancel of VILNO, small margined at top otherwise good to large margins all around and unusual clear postmark impression (Image)