tracks 9, 10, 12 to 15 baritone saxophone Charles Davis bass Sam Jones tracks 9 to 15 drums Art Taylor tracks 1 to 8 drums Elvin Jones tracks 9 to 15 piano McCoy Tyner tracks 1 to 8 piano Tommy Flanagan producer Orrin Keepnews reissue producer Jordi Pujol tracks 1, 2, 4, 6, 7 tenor saxophone Jimmy Heath tracks 9, 10, 12 to 15 tenor saxophone Walter Benton trombone Julian Priester Phonographic Copyright (p) Blue Moon Producciones Discográficas S.L. Copyright (c) Blue Moon Producciones Discográficas S.L. Tracks #1-8 recorded in New York City, on January 11, 1960; tracks #9-15 recorded in New York City, on July 12, 1960. Tracks #1-8 originally issued on the album Keep Swingin' (Riverside RLP12-316); tracks #9-15 originally issued on the album Spiritsville (Jazzland JLPS-925) Remastered 24-Bit Jewel case with 8-page booklet.