Info| Date | 1985, 01 X |
|---|---|
| Value | 4 Ft |
| Catalog no. | Mi 3781 Sc 2947 SG 3656 Y&T 3001 |
| Topic | |
| Occasion | COMNET '85 |
| Description | Conference on computernetworks. The flags of the participating countries are shown on the keys of the computer. The Polish flag is on the far left, on the third key from above. |
