Double bass the instrument; bassist Ray Brown (1926–2002), known for backing Beboppers Dizzy Gillespie, Oscar Peterson, Art Tatum and Charlie Parker, and forming the Modern Jazz Quartet; hard bop bassist Ron Carter (born 1937), who has appeared on 3,500 albums make him one of the most-recorded bassists in jazz history, including LPs by Thelonious Monk and Wes Montgomery and many Blue Note Records artists; and Paul Chambers (1935–1969), a member of the Miles Davis Quintet (including the landmark modal jazz recording "Kind of Blue") and many other 1950s and 1960s rhythm sections, was known for his virtuosic improvisations. The experimental post 1960s
The Genius of Charlie Parker Vol. 2" [Savoy MG 12009] and "The Charlie Parker Story" [Savoy MG 12079]) completing the reissue of the previously released master takes, and the original issue of most of the unreleased takes from these seven sessions. Parker's entire Savoy ouvre was finally issued on "Charlie Parker: The Complete Savoy Studio Sessions" in 1978. The master take of "Koko", included here, is controversial in that it is unclear who, precisely, plays trumpet and\or piano on the track. The liner notes credit Miles Davis with trumpet for the session, but also credit Dizzy Gillespie with both trumpet and piano. Several sources claim