Newsletters 1980 – 1984
| 1980 | 1981 | 1982 | 1983 | 1984 |
| May | Jan-Feb | Jan-Feb | Jan-Feb | Jan-Feb |
| June | Mar-Apr | Mar-Apr | Mar-Apr | March |
| July | May | May | May | April |
| August | June | June | June | May |
| September | July | July | July | June |
| October | August | August | August | July |
| Nov-Dec | September | September | Sep-Oct | August |
| October | October | November | Sep-Oct | |
| Nov-Dec | Nov-Dec |
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