Issues released during the 1990s honored a broad range of international themes.   Many are of special appeal to thematic collectors with such topics as the World Wide Fund (WWF), Christmas, the Brothers Grimm, Olympic Games, and the United Nations to name just some.

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200th Anniversary of the Slave Rebellion

Discovery of America

                                                25th Anniversary -OAS                                    50th Anniversary - United Nations

                                                     Surcharges - I                                          Atlanta Summer Olympic Games

                                                     Surcharges - II                                                           Christmas

                                                                                                  UNICEF

                                                    Brothers Grimm                                                          Slavery Abolition

                                                   Native Birds                                                                         WWF

                                                  Natural Wealth                                                                    Christmas

125th Anniversary of the U.P.U.