World Health Organization
30 Mongolian möngö 1966
Mongolia
| Country: | Mongolia |
| Type: | Postage stamps |
| Series: | Inauguration of W.H.O. Headquarters, Geneva |
| Nominal: | 30 Mongolian möngö |
| Year: | 1966 |
| Size: | 44 x 34 mm |
| Perforation: | comb 12 x 11½ |
Inauguration of W.H.O. Headquarters, Geneva
 World Health Organization |  World Health Organization |