1850, october, PARIS, FRANCE : The french music composer and music critic ADOLPHE ADAM (1803 - 1856). Portrait engraving by artist CHARLES VOGT, printed by Thiérry fréres, Paris. A prolific composer of operas and ballets, he is best known today for his ballets GISELLE (1841) and Le corsaire (1856, his last work), his operas Le postillon de Lonjumeau (1836), Le toréador (1849) and Si j'étais roi (1852) and his Christmas carol Minuit, chrétiens (1844), later set to different English lyrics and widely sung as " O Holy Night " (1847). Adam was a noted teacher, who taught Léo Delibes and other influential composers.