| Covers listed | |
| 1931: | 1 June, |
| 1933: | 2 October, 3 October, 4 October, 5 October, 6 October, 7 October, 9 October, 10 October, 12 October, 13 October, 14 October, 16 October, 17 October, 18 October, 19 October, 20 October, 21 October, 23 October, 25 October, 26 October, 27 October, 28 October, 30 October, |
| 1935: | 2 January, |
| 1955: | 1 April, 4 April, 5 April, 6 April, |
| 1956: | 3 January, |
| 1957: | 2 January, |
| 1958: | 2 January, |
| 1959: | 3 January, |
| 1960: | 1 January, 1 July, 3 July, 6 July, 7 July, 8 July, 11 July, 12 July, 13 July, |
| 1966: | 20 July, |
| 1969: | 6 June, |
