Germany-West 1990 25th Anniv of Youth Research Science Competition
From Stamps of the World
- Issue Date : 15 February 1990
- Designed by : F. Ludtke
- Printed by : State Printing Works, Berlin
- Print Process : Lithography
- Perforations : 14
- Stamp Size :
- Print Run : 27,750,000
- Paper :
- Gum : PVA