(24) sets including (17) proof sets with (2) of each from 1956 to 1964 (missing 1961) of which there is only (1); a 1966 special mint set; (2) unlabeled sets from 1967; and (4) uncirculated sets with (2) from 1959, a 1960 and a 1962, each of these having both Philadelphia and Denver Mint coins