Stamps, Exploration of Mars issue
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Grenada
postage1991, Jun 21 Exploration of Mars issue wmk. St Edwards crown & CA p. 13.75 (39 stamps)
| - | 75c | multi | Johannes Kepler | |||
| - | 75c | multi | ||||
| - | 75c | multi | ||||
| - | 75c | multi | ||||
| - | 75c | multi | ||||
| - | 75c | multi | ||||
| - | 75c | multi | ||||
| - | 75c | multi | ||||
| - | 75c | multi | ||||
| - | $1.25 | multi | ||||
| - | $1.25 | multi | ||||
| - | $1.25 | multi | ||||
| - | $1.25 | multi | ||||
| - | $1.25 | multi | ||||
| - | $1.25 | multi | ||||
| - | $1.25 | multi | ||||
| - | $1.25 | multi | ||||
| - | $1.25 | multi | ||||
| - | $2 | multi | ||||
| - | $2 | multi | ||||
| - | $2 | multi | ||||
| - | $2 | multi | ||||
| - | $2 | multi | ||||
| - | $2 | multi | ||||
| - | $2 | multi | ||||
| - | $2 | multi | ||||
| - | $2 | multi | ||||
| - | $6 | multi | — | — | ||
| - | $6 | multi | — | — | ||
| - | $6 | multi | — | — | ||
| - | $7 | multi | ||||
| - | $7 | multi | ||||
| - | $7 | multi | ||||
| - | $7 | multi | ||||
| - | $7 | multi | ||||
| - | $7 | multi | ||||
| - | $7 | multi | ||||
| - | $7 | multi | ||||
| - | $7 | multi |
Paraguay
airmail1973, Oct 8 Exploration of Mars issue unwmk p. 13
| - | 25g | multi | — | — |
Sierra Leone
postage2015, Jul 24 Exploration of Mars issue p. 13.25 (5 stamps)
| - | 6000le | multi | — | — | ||
| - | 6000le | multi | — | — | ||
| - | 6000le | multi | — | — | ||
| - | 6000le | multi | — | — | ||
| - | 24000le | multi | — | — |
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