Post stamp.Ri.03/19/1879.Series "Standard Issue".Coat of arms of the postal department.7 kopecks.Iver No. 24B (Red Condition "PS...

Post stamp.Ri.03/19/1879.Series "Standard Issue".Coat of arms of the postal department.7 kopecks.Iver No. 24B (Red Condition "PS" on the back, in safe).The paper coated with V.Z."EZGB" (verified vertical), printing printing (gray and pink).18x20;16.5x22.5.- -.-Horizontal windows GKP-40510..Electronic copy source: PB