Country

• Poland (6) 

  Aden Protectorate (2) Aitutaki (3) Ajman (UAE) (1) Aland (1) Austria (6) Brazil (3) Bulgaria (3) Burundi (3) Cape Verde (1) Central African Republic (1) Chad (1) Chile (1) Collection (4) Congo (Brazzaville) (2) Congo (Kinshasa) (2) Cook Islands (1) Cuba (3) Czechoslovakia (6) Czech Republic (1) Djibouti (3) East Germany (10) Ecuador (2) Equatorial Guinea (8) Ethiopia (1) Fernando Poo (1) Finland (8) France (1) Fujeira (UAE) (1) Germany (6) Germany (Empire) (1) Gibraltar (2) Greece (3) Grenada (1) Guinea (3) Guyana (1) Hong Kong (1) Hungary (5) Ifni (1) Indonesia (1) Iran (3) Iraq (2) Italy (2) Japan (5) Jersey (1) Laos (3) Latvia (1) Lebanon (1) Libya (4) Liechtenstein (4) Lithuania (1) Luxembourg (1) Madeira (1) Mauritania (3) Mexico (1) Monaco (1) Mongolia (1) Morocco (1) Mozambique (1) Nauru (1) Netherlands (4) Nevis (1) New Zealand (5) Nicaragua (1) Niger (1) Nigeria (1) North Korea (2) Norway (1) Palestine (1) Panama (4) Paraguay (9) Penrhyn (1) Romania (4) Russia (3) Rwanda (2) Ryukyu Islands (1) San Marino (3) Senegal (1) Serbia (1) Sharjah (UAE) (1) Spain (1) Spanish Guinea (2) Spanish Sahara (2) Surinam (1) Syria (1) Thailand (1) Togo (2) Tunisia (2) Turkey (1) Ukraine (2) United Nations (1) United Nations (Vienna) (1) United States (11) West Berlin (1) Yemen (Kingdom) (1) Yugoslavia (2)

Themes

•  Architecture (1)
•  Birds (1)
•  CEPT (2)
•  Children (3)
•  Communications (1)
•  Cultures (2)
•  Fauna (2)
•  Fine arts (8)
•  Geography (1)
•  History (8)
•  Insects (1)
•  Music (1)
•  People (6)
•  Science (2)
•  Space (1)
•  Sports (4)
•  Transport (7)