Issues of the Russian society for steam navigation and trade: 1865, 10 Pa. brown / blue net like pattern, large margins all around, with blue single circle" CHLOS 17 April 1865" on piece, the stamp was disengaged and it was a tear at of the right page closed and a file fold at the lower edge smoothed, visually impressive piece with scarce stamp, signed Dr. Jem, photo expertize from Hofmann BPP