USSR
| Country: | USSR |
| Type: | Postage stamps |
| Series: | 25th Anniversary of 1905 Russian Revolution |
| Nominal: | 3 k |
| Year: | 1930 |
| Size: | 37 x 26 mm |
| Perforation: | comb 12 x 12½ |
| Mintage: | 1,000,000 |
25th Anniversary of 1905 Russian Revolution
 Battleship Potemkin |  Workers on a Barricade 0.67$ |  Red Flag on a Barricade at Presnya, Moscow 0.95$ |