GREENE, William Houston, chemist, born in Columbia, Pennsylvania, 30 December 1854. He was educated at the Philadelphia public schools and at Jefferson medical College, where he was graduated in 1873. For the three following years he was demonstrator of chemistry at Jefferson medical College, and then spent two years studying chemistry in Adolphe Wurtz's laboratory in Paris. On his return in 1879 he became demonstrator of chemistry in the University of Pennsylvania, and a year later was appointed professor of chemistry in the Central high-school in Philadelphia, which office he now holds.. Dr. Greene is a member of scientific societies at home and abroad. Besides the results of investigations in chemistry, contributed to scientific journals, he has published a translation of Wurtz's "Elements of Modern Chemistry" (Philadelphia, 1879); "Medical Chemistry" (1880) ; "Lessons in Chemistry" (1884) ; and edited Paul Bert's "First Steps in Scientific Knowledge" (1886).