Telecommunications
1896
Railway Infrastructure
1895
Photographic Technology
c.1896
Cinematography
1894
Nuclear Physics
1897
June 1897
Weighing & Measuring
Hand and Machine Tools
c. 1897
X-rays
Electronic Components
1897-03-17
Printing & Writing
Lighting
c. 1895
c. 1893
Locomotives and Rolling Stock
1893
Road Transport
Electricity Supply
Electricity and Magnetism
February 1895
Radio Communication
Marine Engines
1896-1897
Heat Engines (non steam)
Psychology, Psychiatry & Anthropometry
Experimental Chemistry
Materia Medica & Pharmacology
Astronomy
c, 1893
Classical & Medieval Medicine
2000-1350 BCE
Domestic Appliances
Photographs
Coins, Medals & Tokens
Meteorology