Heinrich Berghaus, a German geographer, born at Cleves, May 3, 1797. In 1815 he served as a volunteer in the German army under Gen. Tauenzien in France, and made use of his observations during the campaign in the preparation of his map of France (1824), the best up to that time. From 1816 to 1821 he was employed upon the trigonometrical survey of Prussia under the war department. He also aided in the preparation of Weiland's map of the Netherlands and Reymann's map of Germany. In 1824 he was appointed professor of applied mathematics in the Berlin academy of architecture, and held that office till 1855. Besides contributing to various periodicals, he has published a map of Asia in 18 sheets; a physical atlas, the basis of that published by A. Keith Johnston; and a collection of hvdro-graphical maps for the Prussian navy. He edited the Hertha (1825-'9) and several other geographical periodicals; and his works include Allegemeine Lander- und Volkerhunde (6 vols., Stuttgart, 1837-41); Die Vollcer des Erdballs (2 vols., 2d ed., Brussels and Leipsic, 1852); Grundlinien der physikalischen Erdbeschrei-bung (2d ed., Stuttgart, 1856); Grundlinien der Ethnographic (2d ed., 1856); and a translation of Catlin's works on the North American Indians (1848).