baritone saxophone Gerry Mulligan
bass Red Mitchell
drums Frank Isola
ensemble Gerry Mulligan Quartet
photography by William Claxton
sleeve notes Emil Bourin
trombone Bob Brookmeyer
Printed By Dillard et Cie. Imp. Paris
Pressed By Manufacture De Productions Phonographiques Vogue
Recorded By Vogue
Published By Chappell
Released in a ''flipback'' picture sleeve.
The sleeve notes are in French only.
The matrix runout codes are etched.

The musician & sleeve notes Credits are not on the release; they are from another source.
Price Code: Série Médium
Matrix / Runout: EXP. 1218-PJST (Label side A)
Matrix / Runout: EXP. 1219-PJST (Label side B)
Matrix / Runout: EXP-1218-PJST (Matrix# side A)
Matrix / Runout: EXP-1219-PJST (Matrix# side B)