| Covers listed | |
| 1964: | #1 / January, February, March, April, May, #6 /October, #7 /November, #8 / December, |
| 1965: | #1 /January, March, April, May, June, July, August, #9 /September, October, November, December, |
| 1966: | March, April, May, June, July, August, September, October, November, December, |
| 1967: | January, #2 /February, April, May, #6 /June, July, August, September, October, November, December, |
| 1968: | January, February, March, |
