Colnect-157-047-Cog---Oscillating-Waves.jpg
Source: Colnect
Issued by: Denmark
Function: postage
Date: 5/4/1987
Issue: 50th Anniversary of the Academy of Technical Sciences
Denom: 2.50k
Color: black & red
Design: Cog Oscillating Waves
Watermark: unwmk
Perf: 12.75
Catalog value:



External links:
Colnect 43218-..es_-_50thAnniv


Record of changes

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