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 387 after which he accompanied Jenny Lind to London. Subsequently he appeared in grand operas, but not as successfully as on the comic stage. In Berlin he won favor in Les Hugue- nots and in La dame blanche, in Munich in La Juive, and in Hamburg in Le prophete, when he aang in German. He was again at the grand opera in Paris from 1855 to 1859. In the latter year he lost an arm while hunting ; and though he subsequently appeared with an artificial arm, he never recovered his former popularity. In 1868 he was appointed profes- sor of singing at the conservatory. ROGERS, Henry, an English author, born about 1810. He studied at Highbury college, and for some years was pastor of an Indepen- dent church. In 1839 he became professor of the English language and literature in Univer- sity college, London, and was afterward pro- fessor of philosophy in Spring Hill Indepen- dent college, Birmingham, till 1858, when he became president of the Lancashire Indepen- dent college, Manchester. He has published "Life and Character of John Howe, M. A., with an Analysis of his Writings" (1836); a " General Introduction to a Course of Lectures on English Grammar and Composition " (1838) ; " Essays selected from Contributions to the 1 Edinburgh Eeview ' " (4 vols. 8vo, Edinburgh, 1850-74); "The Eclipse of Faith" (1853); " Selections from the Correspondence of R. E. H. Grayson" (2 vols., 1857); "Vindication of Bishop Colenso" (1863); "Reason and Faith" (1866); and " Essays " reprinted from "Good Words" (1869 and 1874). ROGERS. I. James BIythe, an American chem- ist, born in Philadelphia, Feb. 22, 1803, died there, June 15, 1852. He received the degree of M. D. at the university of Maryland, and was successively professor of chemistry in Washing- ton medical college, Baltimore, the medical col- lege at Cincinnati, the Franklin medical school of Philadelphia, and the university of Penn- sylvania. For several years he was chemical and geological assistant in the surveys of Vir- ginia and Pennsylvania. He published papers in the scientific journals, and was one of the editors of the last American reprint of Turn- er's " Chemistry." II. William Barton, an Amer- ican physicist, brother of the preceding, born in Philadelphia in 1805. He first lectured on science in the Maryland institute in 1827, and in 1829 succeeded his father, Dr. P. K. Rogers, in the chair of natural philosophy and chemis- try in William and Mary college. From 1835 to 1853 he was professor of natural philoso- phy and geology in the university of Virginia. In 1853 he removed to Boston, where he has since resided. He examined the region of the mineral springs of Virginia, and analyzed their waters ; and in 1835 he organized the state geological survey, at the head of which he re- mained till it was discontinued in 1842. In 1862 he delivered a course of lectures before the Lowell institute on the application of sci- ence to the arts; and from 1862 to 1868 he was president of the Boston institute of tech- nology. He is the author of a treatise on the "Strength of Materials" (1838), "Elements of Mechanical Philosophy" (1852), and nu- merous scientific papers. In 1875 he was elected president of the " American Associa- tion for the Advancement of Science " for the ensuing year. III. Henry Darwin, an American geologist, brother of the preceding, born in Philadelphia in 1809, died in Glasgow, Scot- land, May 28, 1866. He became professor of physical sciences in Dickinson college, Car- lisle, in 1831, and afterward professor of ge- ology in the university of Pennsylvania, which office he held for many years. He made a geological survey of the state of New Jersey, of which he published a report and map in 1835, and a final report in 1840. From 1836 to 1855 he was engaged in the survey of Penn- sylvania, publishing during the first years an- nual reports of progress. His final report, in two large vols. 4to, with numerous drawings and illustrations, and an atlas (Edinburgh, 1858), is especially valuable in the departments of structural and dynamic geology. In 1857 he was appointed regius professor of geology and natural history in the university of Glas- gow, Scotland. He contributed many impor- tant papers to the transactions of philosophical societies, and was one of the editors of the Edinburgh "New Philosophical Journal." He published a geological map of the United States and a chart of the arctic regions in the " Phys- ical Atlas," and in conjunction with W. and A. K. Johnston of Edinburgh a geographical atlas of the United States. IV. Robert Empie, an American chemist, brother of the preceding, born in Baltimore in 1814. He took the de- gree of M. D. at the university of Pennsylvania, and in 1844 was appointed to the chair of chem- istry in the university of Virginia, which he held till 1852, when he succeeded his brother Prof. J. B. Rogers as professor of chemistry in the university of Pennsylvania. He was associated with the latter in preparing the amended edition of Turner's "Chemistry," and has since edited the American reprint of Lehmann's "Physiological Chemistry." He has been for many years dean of the medical faculty of the university of Pennsylvania. ROGERS, John, an English clergyman, born about 1500, burned at Smithfield, Feb. 4, 1555. He was educated at Cambridge, entered into holy orders there, and was chaplain to the English factory at Antwerp for several years. There he became acquainted with Tyndale and Coverdale, and from the manuscripts of the former, the published version of the latter, and his own researches, he compiled a complete edition of the Bible in English. The elaborate marginal notes and index are entirely his work. It was published in folio in 1537 under the as- sumed name of Thomas Matthew. From Ant- werp he went to Wittenberg, where he was pastor of a Dutch congregation. On the acces- sion of Edward VI. Bishop Ridley invited him