| Covers listed | |
| 1963: | #1 , #2 , |
| 1964: | #3 , #4 , #5 , #6 , |
| 1965: | #7 , #8 , |
| 1966: | #9 , #10 , |
| 1967: | #11 /May, #12 /September, |
| 1968: | #13 /May, #14 /September, |
| 1969: | #15 /February, #16 /September, |
| 1970: | #17 /February, #18 /August, |
| 1971: | #19 /April, #20 , |
| 1972: | #21 , |
| 1973: | #22 /August, |
| 1975: | #23 /January, #24 , |
| 1976: | #25 /September, |
