tracks a1 to b4 alto saxophone Sonny Criss
tracks a1 to b4 bass Bob Cranshaw
tracks c1 to d3 bass Sam Jones
tracks c1 to d3 drums Arthur Edgehill
tracks a1 to b4 drums Walter Perkins
tracks c1 to d3 engineer Irv Greenbaum
tracks c1 to d3 piano Dick Katz
tracks a1 to b4 piano Wynton Kelly
tracks c1 to d3 producer [original session] Creed Taylor
producer [produced for release] Michael Cuscuna
tracks c1 to d3 tenor saxophone J.R. Monterose
tracks a1 to b4 trombone Ola Hansen
tracks c1 to d3 trumpet Kenny Dorham
Manufactured By Specialty Records Corporation
Recorded At Beltone Studios
Variant Green label - The Bopmasters
Green label
Gatefold sleeve

Sides A & B, originally issued on Peacock Records in 1959, as [m923626], were recorded in Chicago IL, (possibly) March, 1959. On the original, Wynton Kelly is credited as Joe Scott.

Sides C & D were recorded at Beltone Studios, New York City on April 4, 1956. Originally issued on ABC-Paramount Records as [m631459].

Matrix / Runout: IA-9337-Z-A ③ (Runout etched A side)
Matrix / Runout: IA-9337-Z-A ③ 1-1 (Runout etched B side)
Matrix / Runout: IA-9337-Z-C ③ 1-1 (Runout etched C side)
Matrix / Runout: IA-9337-Z-C ③ (Runout etched D side)
Matrix / Runout: SRC (Runout stamped four side)