Stamps of Denmark, 4 May 1987
1 to 3 of 3
postage
1987, May 4 50th Anniversary of the Academy of Technical Sciences issue unwmk p. 12.75
| - | 2.50k | blk & red | Cog Oscillating Waves |
1987, May 4 Europa 1987 issue
| - | 2.80k | car | ||||
| - | 3.80 | viobl |
1 to 3 of 3
| - | 2.50k | blk & red | Cog Oscillating Waves |
| - | 2.80k | car | ||||
| - | 3.80 | viobl |