South America

1998 “Espamer 98” Stamp Exhibition, Buenos Aires and 25th Anniversary of the Bolivian Philatelic Federation

1998 The 50th Anniversary of the Organization of American States

1998 The 450th Anniversary of La Paz

1998 America UPAEP – Women

1998 Bolivian Departments – Pando

1998 Bolivian Departments – Beni

1998 Anniversaries

1998 America UPAEP – The Postman

1998 The 70th Anniversary of the Rotary International in Bolivia

1998 The 75th Anniversary of the Bolivian Engineers’ Association