Cuba
| Country: | Cuba |
| Type: | Postage stamps |
| Series: | W.H.O. (World Health Organization), 20th Anniversary |
| Nominal: | 30 ¢ |
| Year: | 1968 |
| Perforation: | line 12½ |
W.H.O. (World Health Organization), 20th Anniversary
 Nurse, mother, child |  Surgeons |