
Légende
Professor Edward Frankland, 1880. Frankland became professor of chemistry in 1850 at the Royal College of Engineers, and in 1865 became professor of chemistry at the Royal School of Mines. He has been credited with devising the theory of valence. He also undertook research into water purification and town drainage. He was knighted in 1897.
Date
1880
Crédit
Photo12/Heritage Images/Heritage Art
Notre référence
HRM25A15_188
Model release
NA
Property release
NA
Licence
Droits gérés
Format disponible
49,9Mo (1,2Mo) / 32,0cm x 39,1cm / 3778 x 4620 (300dpi)