Russian Empire. Currency stamps. Second issue. ##A4-A6, 1916 year
| # | Value | Description | ** | * | used |
| A4 | 1 kop. | Typo, thin paperboard, no gym, typo printing on back side, comb. perf. 13¼, orange | 50 | 40 | – |
| A5 | 2 kop. | Typo, thin paperboard, no gym, typo printing on back side, comb. perf. 13¼, green | 50 | 40 | – |
| A6 | 3 kop. | Typo, thin paperboard, no gym, typo printing on back side, comb. perf. 13¼, red | 2 | 1 | 5 |
Circulation
##A4-A5 never have been in circulation, faked postmarks exist.