George Frederick Barker

George Frederick Barker (1835 – 1910) was an American scientist. He graduated at the Yale Scientific School in 1858. He was successively chemical assistant in Harvard Medical School in 1858-59 and 1860-61, professor of chemistry and geology in Wheaton (Ill.) College, professor of physiological chemistry and toxicology in Yale, and professor of physics in the University of Pennsylvania, in 1879-1900, when he became emeritus professor. He served as president of the American Association for the Advancement of Science in 1879; president of the American Chemical Society; vice-president of the American Philosophical Society for 10 years; a member of the United States Electrical Commission; and for several years an associate editor of the "American Journal of Science". He lectured in many cities and wrote a "Text-Book of Elementary Chemistry" (1870); a "Physics" (1892); etc.

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