bass Percy Heath
drums Connie Kay
engineer [recording] Gösta Wiholm
liner notes Albert Mallofré
photography by [cover] Lee Friedlander
piano John Lewis
supervised by Nesuhi Ertegun
vibraphone [vibraharp] Milt Jackson
Licensed From Atlantic
Recorded in Scandinavia in April 1960.
Record released in Spain in two volumes separately. European Concert Vol. 1
A side tracks where released as A side in original US release Vol. 1

On label reads:
Grabación original ATLANTIC
Made in Spain
Matrix / Runout: O 12050 A (Runout Groove Side A Handwritten)
Matrix / Runout: O 12050 B (Runout Groove Side B Handwritten)
Depósito Legal: B. 10796-1964
Rights Society: BIEM
Other: 3730 (Permiso N.º)