Group Lots - World Coins. SOUTH AFRICA: LOT of 14 South African Proof sets, with the years and number of pieces as follows: 1966 (7), 1967 (7), 1968 (7), 1969 (7), 1970 (8), 1971 (8), 1972 (8), 1973 (8), 1974 (8), 1975 (8), 1977 (8), 1980 (8), 1982 (8), and 1993 (8); some toned coins (mainly silver and bronze), but generally average sets; retail value $575, lot of 14 sets.