Mathew Carey Lea
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Mathew Carey Lea (1823-97) was an American chemist, born in Philadelphia. He was the son of the naturalist and publisher Isaac Lea and the brother of the Henry Charles Lea, a historian. He devoted himself chiefly to the chemistry of photography, to which he made a number of important contributions. His publications include numerous papers on the chemical action of light and an excellent Manual of Photography (second edition, 1871). He is also known for his development of Carey Lea Silver, a photochemical still in use today.
- This article incorporates text from an edition of the New International Encyclopedia that is in the public domain.