| Covers listed |
|
| 1962: | October, |
| 1963: | January, AnnualSpring, Vol 2 No 6 April, Vol 2 No 7 June, Vol 2 No 8 September, Fall, Vol 2 No 9 November, |
| 1964: | January, March, AnnualSpring, May, July, September, AnnualFall, November, |
| 1965: | January, March, April, Vol 11 No 9 May, June, July, August, Vol 11 No 13 September, October, November, December, |
| 1966: | February, March, Vol 12 No 2 April, May, June, July, August, September, October, December, |
| 1967: | January, February, March, April, Vol 13 No 2 June, November, |
| 1968: | Vol 13 No 5 May, Vol 13 No 6 July, Vol 13 No 7 September, November, |
| 1969: | January, May, Vol 13 No 12 July, September, November, |
| 1970: | March, May, July, Vol 14 No 12 September, November, |
| 1971: | January, March, May, Vol 14 No 12 July, September, |
