1. Choruses for changing voices Collection: Music and Performing Arts Library: Choral Reference (MUXCAT_CHO) Contributers: Hughes, William; Sheehan, robert (composer) and Trimingham, Amm; Vernon, Mary Strwn (arranger) Format: Vocal Score Publication Date: unknown Location: Music and Performing Arts Library, University of Illinois at Urbana-Champaign
2. Modern choral hour, The Collection: Music and Performing Arts Library: Choral Reference (MUXCAT_CHO) Format: Vocal Score Publication Date: unknown Location: Music and Performing Arts Library, University of Illinois at Urbana-Champaign