1,50 Karbowanez with red letterpress "GK.-Sarny" overprint, type II, lower sheet margin, genuine Cyrillic SARNY-(a)- 1 12 41 postmark, plate flaw II "comma instead of full stop after GK.", signed Pickenpack and photo certificate Gerhard Krischke BPP (1986): "The condition is faultless. Only 22 examples of this variety, occurring solely at position 24, were printed, making it very rare.", Mi. 600.-