Auction 265th - 273rd - Day 4

1861 (Nov 3): Double rate cover from Warsaw to St. Petersburg, bearing a horizontal pair of 1860 10 kop. blue & rose, a fresh and fine multiple, tied by clear four ring numeral '1' of Warsaw with matching "WARSAWA 3 / 11" cds in red alongside. Reverse with St. Petersburg arrival cds in black (Nov. 9). Horizontal filing fold away from stamps and postmarks, a rare double rare cover. Certs. A. Diena (1970), E. Diena (1985).