20c Orbiting Astronomical Observatory 1973
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Andrei Diaconescu
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| General Description | Nicolaus Copernicus, 500th Anniversary of his birth postage stamp. 19 February 1473 – 24 May 1543. He was a Renaissance astronomer and the first person to formulate a comprehensive heliocentric cosmology which displaced the Earth from the center of the universe. |
| Face value | 20 Cents |
| Catalog code (Michel) | LR 900 |
| Catalog code (Scott) | LR 657 |
| Stamp colour | multicolor |
| Stamp use | Commemorative stamp |
| Issue date | 14/12/1973 |
| Print technique | Offset lithography |
| Perforation | comb 14 |
| Height | 39.00 mm |
| Width | 51.00 mm |
| Catalog prices | No catalog prices set yet |