found: It don't mean a thing, 1994:container notes (Delfeayo Marsalis; trombonist)
found: Down beat, Dec. 1994:p. 52-53 (Delfayo (sic) Marsalis; trombone)
found: Feather, L.G. Bio. enc. of jazz, 1999(Marsalis, Delfeayo; b. July 28, 1965, New Orleans, LA; producer, trombonist, composer; son of Ellis Marsalis)
found: Oxford music online, July 13, 2017:New Grove dictionary of jazz, 2nd edition ((Ferdinand) Delfeayo Marsalis; born July 28, 1965, New Orleans; trombonist and record producer; son of Ellis Marsalis)