Dmitri Mendeleev was an award-winning chemist who received the Davy Medal from the Royal Society of London .
Though Mendeleev was widely honored by scientific organizations all over Europe , including ( in 1882 ) the Davy Medal from the Royal Society of London ( which later also awarded him the Copley Medal in 1905 ) , he resigned from Saint Petersburg University on 17 August 1890.In 1893 , he was appointed Director of the Bureau of Weights and Measures .
Dmitri Mendeleev