1981-1985
| Name | Country | Year |
|---|---|---|
| V Bottonburg | Netherlands | 1981 |
| J B Craig | S. Africa | |
| D J Ford | UK | |
| H Rhys Gray | Australia | |
| H Hamasaki | Japan | |
| E L Hoffman | Netherlands | |
| A A Krijgsman | Netherlands | |
| M R McClelland | UK | |
| R O Nicol | N. Zealand | |
| M D Northmore-Ball | UK | |
| M M Stephens | Ireland | |
| P B M Thomas | UK | |
| M A Tonkin | Australia | |
| A Van der Rijt | Australia | |
| S Agarwala | India | 1982 |
| J R Ashwell | Australia | |
| D Bainbridge | Australia | |
| B Summers | UK | |
| M Esser | Australia | |
| D J Grundy | UK | |
| T P Hooi | Singapore | |
| G Vijayaraghavan | India | |
| G Khourys | Saudi Arabia | |
| Z J Magyari | Hungary | |
| C Mills | UK | |
| G L Momberger | USA | |
| E A Moyle | Saudi Arabia | |
| D J Pring | UK | |
| A E Rodriguez- Fuentes | Brazil | |
| A Sakthivelu | India | |
| R J Crawford | UK | 1983 |
| YMK El Hawary | Egypt | |
| M Greiss | UK | |
| E H Low | Malaysia | |
| E Rouholamin | UK | |
| JR Thambiraj | Canada | |
| G Speck | Australia | |
| W Anez Nava | USA | 1984 |
| J E O Atinga | Kenya | |
| Dr J H E Baker | UK | |
| D R Benson | USA | |
| J Britton | UK | |
| E Czerwinski | Poland | |
| L N Gakuu | Kenya | |
| A Gupta | S. Arabia | |
| M H Mehdian | UK | |
| A Nahabedian | UK | |
| G Nassar | UK | |
| GD Sundararaj | India | |
| A Vajda | Hungary | |
| Y Folman | Israel | 1985 |
| MW Fridman | Brazil | |
| Y Gotfreid | Israel | |
| CAM McLaren | UK |