The “Irish” Symphony, completed early in 1887, had its premiere in London on May 27 of that year. The work enters the repertory of the National Symphony Orchestra in the present concerts. The score calls for 2 flutes, 2 oboes, 2 clarinets, 2 bassoons, 4 horns, 2 trumpets, 3 trombones, timpani, harp, and strings. Approximate duration, 42 minutes.