Brush, George Jarvis, 1831-1912

George Jarvis Brush (1831-1912): 1852-1853 taught chemistry at the University of Virginia and did mineralogical experiments; 1855 appointed professor of metallurgy at Yale University Sheffield Scientific School, and in 1864 this position was expanded to include mineralogy; became president of Sheffield Scientific School in 1872, and continued until 1898; served as trustee, and other positions on the Board of the school until 1912; author of books and articles.

Louis Valentine Pirsson (1860-1919): 1892 began teaching mineralogy and lithology at Yale; also held administrative posts in Sheffield Scientific School and was the author and editor of various books, articles, and journals.

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