tracks 1.11 - 1.18 baritone saxophone Phil Urso tracks 2.16, 2.18 - 2.20 bass Charles Mingus tracks 1.1 - 1.4 bass Clyde Lombardi tracks 1.11 - 1.18 bass Gene Klingman tracks 1.9, 1.10 bass Jimmy Bond tracks 2.17 bass Oscar Pettiford tracks 1.5 - 1.8 bass Percy Heath tracks 2.16, 2.18 - 2.20 cello Oscar Pettiford tracks 1.1 - 1.4 drums Howie Mann tracks 1.11 - 1.18 drums Jo Jo Williams tracks 1.5 - 1.8 drums Kenny Clarke tracks 2.16 - 2.20 drums Percy Brice tracks 1.9, 1.10 drums Peter Littman tracks 2.6 - 2.15 drums Rodney "Red" Alcott tracks 2.16 - 2.20 french horn Julius Watkins tracks 1.11 - 1.18 organ Dagwood Walton tracks 2.1 - 2.15 organ Robert Banks tracks 1.9, 1.10 piano Bobby Timmons tracks 1.5 - 1.8 piano Horace Silver tracks 1.1 - 1.4, 2.16 - 2.20 piano Walter Bishop, Jr. tracks 1.1 - 1.18, 2.1 - 2.20 tenor saxophone Phil Urso tracks 1.11 - 1.18 tenor saxophone Ron Washington tracks 1.9 trombone Bob Burgess tracks 1.5 - 1.8 valve trombone Bob Brookmeyer 1.1 - 1.4 recorded at Van Gelder's Studio, Hackensack, NJ, April 14 1954 1.5 - 1.8 recorded at Van Gelder's Studio, Hackensack, NJ, April 30 1954 1.9, 1.10 recorded at Radio Recorders, Hollywood, October 18 1956 1.11 - 1.18 recorded in Louisville, Colorado, 1959 2.1 - 2.5 recorded at Van Gelder's Studio, Hackensack, NJ, February 18 1954 2.6 - 2.15 recorded at Van Gelder's Studio, Hackensack, NJ, March 27 1956 2.16 - 2.20 recorded in New York, December 29 1953