Series is divided into sub-series: Choral/Vocal (Box 8, Folders 1-30), Instrumental Compositions (Box 8, Folders 31-37), Sketchbooks (Box M3), and Large Ensemble/Oversized (Boxes M4-M8). This series contains manuscript scores in pencil, ink, or photocopied, manuscript parts, and correspondence that often is concerned with the attempted publishing or performing information of the relevant composition. A notable inclusion in this series is Butler’s Doctoral Dissertation Composition from UMKC, When Lilacs Last in the Dooryard Bloomed (Box M6, Folders 5-6; and Boxes M7 and M8). Addendum 2 material contains additional works for Choral/Vocal (Box 9, Folders 8-12) and other arrangements (Box 10, Folders 2-5). Located in Box 8, Folders 1-37, and Boxes M3-M8, with Addendum 2 material in Box 9, Folders 8-12, and Box 10, Folders 2-5.