Dictionary.net

An American geologist; born near Newport, Ky., Feb. 20, 1841. He was professor of geology at Harvard, and a versatile and interesting writer in many important fields. Among his works are the "Kentucky Geological Reports and Memoirs" (7 vols., 1876-82); "On the Nature of Intellectual Property and its Importance to the State" (1878); "Aspects of the Earth" (1889); "The Story of our Continent" (1892); "Nature and Man in North America" (1892); "The Interpretation of Nature" (1893); "Sea and Land" (1894); "The United States of America" (2 vols., 1894); and reports of United States Geological Survey on Marine Marshes, Fresh-Water Swamps, Soils, Harbors, etc. Died Apr. 10, 1906.