Water Transport
1861
Navigation
1948-1954
Motive Power
1765
Smoking
1771-1830
Orthopaedics
1914-1918
Marine Engines
1888-1899
Mathematics
1670-1699
1937
Surgery
1751-1800
Glass Technology
1895-1900
Agricultural Engineering
Electricity Supply
c. 1895
Wellcome (general)
1874
Mining & Ore Dressing
1801-1865
Ethnography and Folk Medicine
1860-1880
Clinical Diagnosis
1931-1970
Lighting
1701-1900
Textile Industry
Metallurgy
1885
Passenger Comforts
1873-1876
Coins, Medals & Tokens
1936
Pharmacy-ware
1800-1900
Signalling & Telecommunications
Public Health & Hygiene
1920-1950
Obstetrics, Gynaecology & Contraception
1871-1900
1899-1904
Plastics and Modern Materials
1970-2000
1832-1900
c. 1770-1830
Papermaking
1900
1992
1800-1860
1797
c. 1897
1913-1947
Computing & Data Processing
c.1968
1746-1800
Nursing & Hospital Furnishings
Railway Models
1971