COLLECTION OF THE SECOND ISSUE: 1923, black, gold and bronze surcharges on Imperial Insurance Fee stamps 1k/1r-10k/10r, 30 mint stamps with perforation 13½ or 12½, representing various types of surcharges, full OG, NH (5) or LH/hinged, mostly VF, C.v. 24,000rub (Image)

1925, 3rd issue, inverted black surcharges 5k-75k on World War I postal charity stamps of 1+1k-10+1k, set of five values, full OG, mostly LH, VF (Image)

1925, 3rd issue, inverted black surcharge 10k on 3+1k red and gray green on rose paper, full OG, very light trace of hinge, VF (Image)

1925, 3rd issue, two inverted black surcharge 15k on 1+1k and 25k on 7+1k, the last one has short several tips of perforation at the top, full OG, NH, VF (Image)