Essay of a stamp envelope of national mail.Ri.1878. Series "Standard Issue".Stampel "oval in a rectangle."7 kopecks.CMS-GK No. G...

Essay of a stamp envelope of national mail.Ri.1878. Series "Standard Issue".Stampel "oval in a rectangle."7 kopecks.CMS-GK No. GKNCR13 (stamp, blue, upper valve, gum is gum, printing round D12 mm "State collection" purple, on the front side in the lower right corner).The paper is dense (smooth, without V.Z.), stamping of the candidate (blue).139x112.- -.-GKP-36128 trays..Electronic copy source: PB