Metallurgy
1701-1800
Asian Medicine
Classical & Medieval Medicine
Anatomy & Pathology
Ethnography and Folk Medicine
1880-1920
Biotechnology
Obstetrics, Gynaecology & Contraception
1840-1900
Motive Power
1923
Building Construction
Pharmacy-ware
1801-1900
Warships
Surgery
Water Supply Metering
1748 (original)
Mining & Ore Dressing
1880-1925
1898
Civil Engineering
1985
Marine Engines
2000 BCE
1943
Ophthalmology
1851-1920
1860-1910
Orthopaedics
1982
Hand and Machine Tools
1870-1886
Public Health & Hygiene
1905