Lot no. 1969A

1857, 10 k. light brown/blue, plate II, large margins all around, beeing from the upper right sheet corner, in combination with 1858 10 k. brown/blue perforated 14½, each tied by red cds. "WARSAW 4/3" and additional  pen stroke to cover to Wilno; the 1857, 10 kopecks  has been lifted for inspection and is replaced with a hinge; both stamps of fresh colour and in fine condition. This is the only known entire with a mixed franking of the first two stamps of Russia; one of the greatest rarities of Russian and Polish philately.The Mikulski listing of 'Mixed frankings imperforate, used in combination with perforate' records four covers only (plus three pieces) with the 1857, 10 kopecks imperforated. This cover is No. 3 of the Mikulski listing and the only used in Poland. One of the greatest gems of Russian and Polish Philately! Certificate BPA