- | 13p | graybrn & blk |
- | 11p | ltrd | Base Tte Matienzo |
- | 7p | blk & yelbrn |
- | 18p | multi | ITU emblem |
- | 18p | orgred | rocket launch | |||
- | 50p | viobl | diagram of solar wind |
- | 12p | graypur & pur | ||||
- | 15p | redpur & viobl | ||||
- | 27.50p | viobl & blgrn | ||||
- | 30.50p | ultra & dkbrn |
- | 27.50p | multi |
- | 12p | multi |
- | 26p | multi |
- | 26p | olbrn | ||||
- | 40p | grayvio | ||||
- | 68p | blgrn | ||||
- | 78p | bl |
- | 68p | multi | Vito Dumas |
- | 40p | multi | Earth globe | |||
- | 68p | multi | Airmail |
- | 40p | dkbl | Communications antenna |
- | 26p | olbrn | (1971) | |||
- | 40p | grayvio | (1971) | |||
- | 68p | blgrn |
- | 26p | multi | Central Nuclear Atucha |
- | 40c | multi |
- | 68c | bl & blk |
- | 26c | multi |
- | 40c | blgray & blk |
- | 40c | multi |
- | 26c | multi | Jorge Newbery and Morane Saulnier |
- | 31c | multi |
- | 45c | brn | ||||
- | 68c | red | ||||
- | 70c | dkbl | (1973) | |||
- | 90c | dkgrn | (1973) | |||
- | 1.70p | ultra | (1974) | |||
- | 1.95p | yelgrn | (1974) | |||
- | 2.65p | dkpur | (1974) |
- | 2.75p | multi | Don Quixote, Zuloaga |
- | 9.20+5.60p | multi | ||||
- | 9.20+5.60p | multi | ||||
- | 19.70+5.60p | multi | ||||
- | 19.70+5.60p | multi | ||||
- | 100+5.60p | multi |
- | 2500a | multi | ||||
- | 2500a | multi | ||||
- | 2500a | multi | ||||
- | 2500a | multi |