Description
[U.S. Proof Sets] items, -
comprising: four 1968; five 1969; four 1970; three 1971; five 1972; two 1973; five 1974; two 1975; four 1976 (1 without box); seven 1977 (2 without boxes); two 1978; three 1979; twelve 1980; twelve 1981; nine 1982 (1 without box); six 1983; four 1984; seven...