1885, Numerals, 7k carmine and gray on horizontally laid paper, used on cover from Russian PO in Smyrna to Tiflis, tied by erroneous ''18.MAY.85'' instead of ''18.MAR.85'' blue date stamp, arrived at Constantinople Office on March 20, then delivered to Sevastopol (March 21) by a Black Sea Steamship, postmarked ''28.MAR.85'' at Tiflis, the cover opened for display with repaired wearing at right, still F/VF and rare exhibition item, Est. $600-$800 (Image)

1909 (June 29), 50th anniversary of the R.O.P.iT., 5pa/1k- 10pi/1r, set of seven used on registered cover from Constantinople to Nuremberg, German backstamp on reverse, VF, Est. $150-$200 (Image)

1909 (December 1), black ''Constantinople'' overprint on R.O.P.i T. Jubilee issue 5pa/1k-70pi/7r, complete set of nine (stamp with blue overprint was issued in 1910), used on registered cover from Constantinople to Berlin, paper seal on reverse, VF, Est. $150-$200 (Image)

1910-13, imperforated horizontal pair of 10pa on 2k and imperforated singles of 20pa/4k, 3½pi/35k and 50pi/5r, each item with perfin initials ''Obrazets'', full OG, VLH, VF and very rare group of imperfs from the Postal Archives, ex-V. Ustinovsky, Est. $400-$500 (Image)