| Covers listed | |
| 1962: | #2 / February, #3 / March, #5 / May, #7 / July, |
| 1963: | #1 / January, #2 / February, #3 / March, #4 / April, #8 / August, #9 / September, October, #11 / November, #12 / December, |
| 1966: | #12 / December, |
| 1969: | January, March, April, July, December, |
| 1971: | August, November, |
| 1972: | March, October, |
| 1973: | September, |
| 1977: | February, June, September, |
| 1982: | March, May, October, November, |
| 1983: | February, March, April, November, |
| 1984: | April, June, |
| 1985: | December, |
| 1988: | February, December, |
