1827 - Born on the 17th of July in London.
1851 - He studied chemistry for six years under A.W. Von Hofmann at the Royal College of Chemistry, then
became professor of chemistry at the Royal Military Academy.
1854 - He was appointed chemist to the War Department and chemical referee to the government.
1868 - His first instrument, the open-test apparatus, was specified in an Act of Parliament.
1877 - He was president of the Institute of Electrical Engineers.
1879 - He close-test instrument by August much more reliable.
1885 - He took an important part in the work of the Inventions Exhibition in London.
1887 - He became a member of the Royal Society and received a royal medal.
- He became organizing secretary and first director of the Imperial Institute, a position he held until
1888 - He carried out a large amount of work in connection with the chemistry of explosives.
1891 - He and Sir James Dewar jointly invented The "smokeless powder" which came into general use
towards the end of the 19th century
- He became a knight.
1895 - He and Dewar were unsuccessfully sued by Alfred Nobel over infringement of Nobel's patent for a
similar explosive called ballistite.
1897 - He studied the construction of electrical fuses and other applications of electricity to warlike purposes.
1902 - He died on the 6th of September and was buried in Nunhead Cemetery, one of London's Magnificient
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