SHEILA TERRY / SCIENCE PHOTO LIBRARY SHEILA TERRY / SCIENCE PHOTO LIBRARY
John Frederic Daniell (1790-1845), English chemist and physicist. Daniell is best-known for his invention of the Daniell cell, a type of electric battery that improved on voltaic cells. He also worked on meteorology, inventing several measuring instruments such as a hygrometer, a pyrometer and a barometer. He was made a fellow of the Royal Society in 1813. Artwork from A Travers l'Electricite (G. Dary, Paris, 1900).
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