Earliest known to me recorded duet of Riley and Dean. From the same event, as R&B by Howard Riley and Jaki Byard, released as Slam CD (with cover designed by Andy Isham).
HOWARD RiLEY & ELTON DEAN - Pendley Manor Jazz Festival 1985
01. Tring Thing (improvisation) [27:35]
Howard Riley - piano
Elton Dean - saxello
Live at The First Pendley Manor Jazz Festival, Tring, UK, 5th July 1985
BBC Radio 3 broadcast, recorded off air, transfered (VHS SP > VHS LP > flac) and shared on Dime by PsyKies in 2010. Additional repairs and slight noise reduction by miloo2.