United States
0.17 - 0.2$
price on 17.11.2022
Bottom edge imperforate.
| Country: | United States |
| Type: | Postage stamps |
| Series: | Space Exploration Issue |
| Nominal: | 29 ¢ |
| Year: | 1991 |
| Size: | 40 x 25 mm |
| Perforation: | 11 |
| Mintage: | 33,000,000 |
Space Exploration Issue
 Mars Mission Pathfinder 2.1$ |  Mercury, Mariner 10 0.14$ |  Venus, Mariner 2 0.17$ |  Earth, Landsat 0.17$ |
 Moon, Lunar Orbiter 0.13$ |  Mars, Viking Orbiter 0.14$ |  Jupiter, Pioneer 11 0.15$ |  Saturn, Voyager 2 0.2$ |
 Uranus, Voyager 2 0.17$ |  Neptune, Voyager 2 0.17$ |  Pluto 0.17$ |