| Added by |
 Radu Florin
|
| General Description : | First man in space. |
| Face value | 30 h - Czechoslovak haléř |
| Catalog code (Michel) | CS 2403 |
| Catalog code | Numar timbru CS 2140, Yvert et Tellier CS 2239, Stanley Gibbons CS 2368, Numar AFA CS 2251, POFIS CS 2277a |
| Series | Cercetare spațială 1977 - Cehoslovacia 1977 |
| Place in series | 2 |
| Stamp colour | Blue | Light ochre | Multicolor |
| Stamp use | Commemorative stamp |
| Print run | 16.800.000 |
| Issue date | 04/10/1977 |
| Paper type | Stamp, OZ - Paper with intentional optical brighteners |
| Print technique | Photogravure and Recess |
| Perforation | frame11¼ x 11¾ |
| Height | 45.00 mm |
| Width | 27.00 mm |
| Catalog prices | No catalog prices set yet |
