Joseph Pierre Henri O'Kelly was a Franco-Irish composer, pianist, organist and choir director, based in Paris. A minor composer in the Impressionist school, as a conductor he made outstanding contributions to French church music.
Henri O'Kelly (far left) conducting a rehearsal of the choir of St-Vincent-de-Paul (1903). Source: Musica, January 1904.
Henri O'Kelly (left) and Alexandre Angot recording a Pleyela roll. Source: Le Monde musical, 1907.
Alexandre Jean Albert Lavignac was a French music scholar, known for his essays on theory, and a minor composer.
Albert Lavignac