Category:Rio Muni From Stamps of the World Pages in category "Rio Muni" The following 7 pages are in this category, out of 7 total. Rio Muni 1960 Child Welfare Rio Muni 1963 Seville Flood Relief Rio Muni 1963 For Barcelona cont. Rio Muni 1964 Stamp Day Rio Muni 1965 End of Spanish Civil War Anniversary Rio Muni 1967 Child Welfare cont. Rio Muni 1968 Child Welfare - Zodiac Signs Category: Countries