Cuba
| Country: | Cuba |
| Type: | Postage stamps |
| Series: | 50th Anniversary of the October Revolution |
| Nominal: | 3 ¢ |
| Year: | 1967 |
| Size: | 40 x 40 mm |
| Perforation: | line 12½ |
50th Anniversary of the October Revolution
 Sokolow 0.15$ |  Serow |  Nalbandian |  Schmatjko |
 Romas |  Blast furnace No. 1 in Kusnetskbro |  50th anniversary of October Revolution. Painted by Krivonogo 0.38$ |