June 13, 1990: Nelson and Winnie Mandela were welcomed in New York City.
Secretary Bird. South Africa http://stamps.livingat.org/Search.aspx?nav=Search=country=/Republiek+van+Suid-Afrika
South Africa 1961 First Republick SG 203 Fine Mint SG 203 Scott 259 More British Commonwealth Stamps Here
Image result for stamps of South Africa
South Africa 1941 War Effort Set Fine Mint SG 88 - 96 Scott 81 - 89 Other African Stamps HERE
South Africa stamp 1969
South Africa 1979 Christmas Stamp Fund Fine Mint SG 464 Scott 523 Condition Fine MNH Only one post charge applied
SOUTH AFRICA - CIRCA 1977: a stamp printed in South Africa shows Forest Sugarbush, Protea Mundii, Flowering Shrub, circa 1977
Republic of South Africa. PROTEA ROUPELLIAE. Scott 483 A191, Issued 1977 May 27, Lithogravured, Perf. 12 1/2, 9c.