1990 800th Anniv of Teutonic Order (1)
1990 750th Anniv of Granting of Fair Privileges to ...
1990 Youth research (1)
1990 North Sea Protection (1) (QFD
1990 Youth Welfare. 125th Anniv of Max and Moritz (4)
1990 Centenary of Labour Day (1)
1990 75th Anniv of German Association of Housewives (1)
1990 Europa, post offices (2)
1990 National flag (1)
1990 Telecommunication union (1)
1990 125th Anniv of German Lifeboat Institution (1)
1990 Birth Centenary of Wilhelm Leuschner (1)
1990 Centenary of Rummelsberg Diaconal Institution (1)
1990 Definitives, tourism (2)
1990 40th Anniv of Expelled Germans Charter (1)
1990 Chamber of commerce (1)
1990 10th International Youth Philatelic Exhibition, ...
1990 250th Birth Anniv of Matthias Claudius (1)
1990 Welfare (3)
1990 Reunification of Germany (2)
1990 Stamp Day. 150th Anniv of the Penny Black (1) (QZ2
1990 Death Centenary of Heinrich Schliemann (1)
1990 1st Anniv of Opening of Berlin Wall (2)
1990 Birth Centenary of Kathe Dorsch (1)
