| Year | Initials | Surname | Explorer Unit | Network Unit |
|---|---|---|---|---|
| 1972 | P D | Dolomore | – | – |
| 1973 | N | capping | – | – |
| 1974 | D | Hurst | – | – |
| A | Dowden | – | – | |
| 1975 | J | Noyce | – | – |
| 1976 | D J | Clark | – | – |
| S R | Hunt | – | – | |
| J R | Legg | – | – | |
| C P | North | – | – | |
| A P | Harrington | – | – | |
| C | Leader | – | – | |
| P | Hurst | – | – | |
| S J | Smith | – | – | |
| 1977 | D | Newton | – | – |
