| Covers listed | |
| 1924: | #190 /18 May, |
| 1929: | 14 July, 29 December, #436 /3 February, |
| 1930: | #497 /6 April, #508 / , |
| 1932: | #611 /12 June, |
| 1933: | 20 March, #686 /19 November, |
| 1934: | #703 /18 March, #716 /17 June, #741 /9 December, |
| 1935: | #751 /17 February, |
| 1939: | #975 /4 December, |
| 1946: | 4 October, #22 / , #28 / , #34 / , #38 / , |
| 1947: | #56 / , |
