MAXIMUM CARDS:
According to the defintion of Maximum cards some of the examples shown here do not fulfill all the criteria to be called Maximum cards. Nevertheless they are included here.

ÅLAND ALGERIA ANDORRA - SPANISH POST ARMENIA
BELGIUM BRAZIL BULGARIA CHINA PR
CHINA TAIWAN CUBA CZECHOSLOVAKIA FINLAND
FRANCE FRENCH POLYNESIA GERMANY BERLIN GERMANY FRG
GERMANY GDR GREECE HUNGARY ICELAND
IRAN ISRAEL ITALY JAPAN
KOREA SOUTH LIECHTENSTEIN LUXEMBOURG MEXICO
MONACO MOZAMBIQUE NETHERLANDS PORTUGAL
ROMANIA SAINT PIERRE & MIQUELON SAN MARINO SOVIET UNION
SPAIN SWEDEN SWITZERLAND UNITED NATIONS NEW YORK
UNITED NATIONES VIENNA UNITED STATES OF AMERICA URUGUAY YUGOSLAVIA