Stamps of Cameroun, 20 Apr 1968
1 to 3 of 3
airmail
1968, Apr 20 Telecommunication by satellite issue unwmk p. 13
| - | 20fr | multi | Explorer VI | |||
| - | 30fr | multi | Molniya spacecraft | |||
| - | 40fr | multi | Earth on television screen transmitted by Molniya |
1 to 3 of 3
| - | 20fr | multi | Explorer VI | |||
| - | 30fr | multi | Molniya spacecraft | |||
| - | 40fr | multi | Earth on television screen transmitted by Molniya |