| Clue | |
| June 1941 | |
| December 1941 | |
| Aug 1942 - Feb 1943 | |
| June 1944 | |
| Febraury 1945 | |
| May 1945 | |
| July 1945 | |
| August 1945 | |
| March 1946 | |
| March 1947 | |
| June 1947 | |
| February 1948 | |
| June 1948 | |
| April 1949 | |
| May 1949 | |
| May 1949 | |
| August 1949 | |
| October 1949 | |
| October 1949 | |
| June 1950 | |
| April 1951 | |
| November 1952 | |
| | Clue | |
| March 1953 | |
| July 1953 | |
| May 1955 | |
| February 1956 | |
| Oct-Nov 1956 | |
| October 1957 | |
| January 1959 | |
| May 1960 | |
| January 1961 | |
| April 1961 | |
| April 1961 | |
| August 1961 | |
| October 1962 | |
| June 1963 | |
| July 1963 | |
| November 1963 | |
| August 1964 | |
| October 1964 | |
| January 1968 | |
| August 1968 | |
| July 1969 | |
|