1 Rouble red / black "red army", overprint in type I the 2nd edition, variety "inverted overprint", vertical pair (in the perforation prefolded), in perfect condition mint never hinged, photo expertize Krischke: "the condition is perfect. Due to the small edition are pairs of this variety very rare. ", Michel for the overprint type I not listed, for for example 9 KI ** 4000,- EUR