Television
c. 1980
c.1980
Radiomedicine
1980
Microscopes
1985
Computing & Data Processing
1979
Sound Reproduction
1982-1984
Telecommunications
Therapeutics
1983
Cinematography
Art
c.1981
1982-1985
1982
Orthopaedics
c1985
Materia Medica & Pharmacology
1981-1985
Radio Communication
1982-1983
1980-1983
Audiology
1981
1984
Locomotives and Rolling Stock
Textile Industry
Obstetrics, Gynaecology & Contraception
Nuclear Physics
Gas Industry
Environmental Science & Technology
Road Transport
Public Health & Hygiene
1979-1985