April | 13.04.1931 27.04.1931 |
May | 04.05.1931 18.05.1931 |
June | 01.06.1931 15.06.1931 |
July | 06.07.1931 20.07.1931 |
August | 03.08.1931 17.08.1931 |
September | 07.09.1931 21.09.1931 |
October | 05.10.1931 19.10.1931 |
November | 02.11.1931 16.11.1931 |
December | 07.12.1931 |