Maker: W. & D. Downey
Letheby, Henry (1816–1876), analytical chemist and public health official, was born in Plymouth. He began his study of chemistry at the Cornwall Polytechnic Society in Falmouth. In 1837 he enrolled in Aldersgate Street medical school, where he was a class prizewinner and subsequently assistant of ...
Tidy, Charles Meymott (1843–1892), sanitary and analytical chemist, was born on 2 February 1843 at Cambridge Heath, Hackney, Middlesex, the third son of William Callender Tidy, surgeon, and his wife, Charlotte Meymott. After attending Hackney Church of England school, he entered the London Hospital...