Divided into nine sections: A: Large Ensemble – Opera, located in Boxes 2-5; B: Large Ensemble – Ballet, located in Box 6, and Box 7, Folders 1-3; C: Large Ensemble – Orchestra/Band, located in Box 7, Folders 4-11, Boxes 8-14, Box 15, Folders 1-9; D: Chamber Ensemble, located in Box 15, Folders 10-13; E: Solo Piano, located in Box 16, Folders 1-7; F: Vocal, located in Box 16, Folder 8-14, and Box 17, Folders 1-4; G: Piano Arrangements, located in Box 17, Folder 5; H: Sketches, located in Box 17, Folder 6; and I: Scores by Other Composers, located in Box 17, Folders 7-10, and Box 18.