Photographs
1862
Telecommunications
1860
Electricity and Magnetism
1858
Therapeutics
Scientific Instruments & Research
Metallurgy
Printing & Writing
1863
Industrial Chemistry
1862-1863
Hand and Machine Tools
c.1860
Motive Power
after 1859
Medical Glass-ware
1864
1858-1860
Clockmakers
Railways
1858-03-02
Photographic Technology
c.1860; c.1860
Printed Books
Art
Elizabeth Walker
Electricity Supply
Plastics and Modern Materials
c. 1862
Textile Industry
c. 1860
Signalling & Telecommunications
1859
Classical & Medieval Medicine
2050-1750 BCE
Archive
Water Transport
1861