The Encyclopedia Americana (1920)/Washington, Henry Stephens

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WASHINGTON, Henry Stephens, American geologist: b. Newark, N. J., 15 Jan. 1867. He was graduated at Yale University in 1886, and took his Ph.D. at the University of Leipzig in 1893, studying also at the American School for Classical Studies at Athens, Greece. He has conducted an extended series of geological investigations in Greece, Asia Minor, Italy, Spain, Brazil and in the United States, and is a consulting mining geologist of high reputation. Author of ‘Chemical Analyses of Igneous Rocks’ (1903); ‘Manual of the Chemical Analysis of Rocks’ (1904; 2d ed., 1910); ‘The Roman Cogmatic Region’ (1907), etc.