1962-1969
1962 (06)
1963 (12)
1964 (12)
1965 (12)
1966 (09)
1967 (00)
1968 (00)
1969 (05)
1970-1979
1970 (06)
1971 (05)
1972 (12)
1973 (13)
1974 (12)
1975 (12)
1976 (12)
1977 (06)
1978 (12)
1979 (11)
1980-19??
1980 (12)
1981 (12)
1982 (03)

Note:
( ) is the number
of covers I have
on-line for that
year.