The New International Encyclopædia/Comstock, Theodore Bryant

COMSTOCK, Theodore Bryant (1849-1901). An American geologist, born at Cuyahoga Falls, Ohio. He graduated at the Pennsylvania State College in 1868, and at Cornell in 1870, and in 1873 accompanied Capt. W. A. Jones's Wyoming and Yellowstone Park expedition as geologist. From 1875 to 1879 he was professor of geology and paleontology at Cornell, where he established the department of economic geology. He acted in 1879-84 as general manager of a mining company at Silverton, Cal., and from 1884 to 1889 occupied the chair of mining engineering and physics at the University of Illinois. He was assistant State Geologist of Texas in 1889-91; in the latter year founded the Arizona School of Mines, which he directed until 1895, and from 1893 to 1895 was president of the University of Arizona. In 1886 he was elected secretary of the geological and geographical section of the American Association for the Advancement of Science. He published an Outline of General Geology (1878); Classification of Rocks (1877); and other works.