During the Belgian Revolution of 1830 he fought for the royalists and subsequently had to leave the newly formed state of Belgium, moving to Paris. There he studied under Johann Peter Pixis, François-Joseph Fétis, and Friedrich Kalkbrenner. Among his friends in Paris were some of the leading musicians of his time, including Berlioz and Chopin. In 1843, Osborne moved to London, where he held directorships of the Philharmonic Society, the Royal Academy of Music, and conducted the Amateur Musical Society. - On lithographed mourning paper. Somewhat stained. With collector's number in pencil (recto) and a note in ink (verso)..