Aaron Copland's Appalachian SpringAppalachian Spring, with music by Aaron Copland and choreography by Martha Graham, counts among the best known American contributions to the global concert hall and stage. In the years since its premiere as a dance work at the Library of Congress in 1944 it has become one of Copland's most widely performed scores, and the Martha Graham Dance Company still treats it as a signature work. Over the decades, the dance and the music have taken on a range of