Concerto for Orchestra Ulysses Kay 1917 - Program notes by the composer. www.seattlephil.com/programs/Past%20Seasons/19992000season/concerto_for_orchestra_ulysses_k.htm
Ulysses S. Kay - Extended biography. www.africanpubs.com/Apps/bios/1055KayUlysses.asp?pic=none
Ulysses Simpson Kay - Biography, list of works, publications about Kay, by Kay, and an article about his music. www.cbmr.org/pubs/kay.htm
