Quincy Jones The Quintessence Impulse! A-11
Tracks 1, 4, 7

Phil Woods, Oliver Nelson, Jerome Richardson - saxophone
Billy Byers, Curtis Fuller, Thomas Mitchell - trombone
Ernie Royal, Snooky Young, Joe Newman, Thad Jones - trumpet
Julius Watkins, James Buffington, Earl Chapin, Ray Alonge - French horn
Harvey Phillips - tuba
Gloria Agostini - harp
Patricia Bown - piano
Milt Hinton - bass
James Johnson - drums

Tracks 2, 3, 6

Eric Dixon, Frank Wess, Phil Woods, Oliver Nelson - saxophone
Freddie Hubbard, Al Delrisi, Snooky Young, Thad Jones - trumpet
Melba Liston, Paul Faulise, Rodney Levitt - trombone
Julias Watkins - French horn
Patricia Bown - piano
Milt Hinton - bass
Bill English - drums

Tracks 5, 8

Phil Woods, Eric Dixon, Jerome Richardson - saxophone
Jerome Kail, Clyde Reasinger, Clark Terry, Joe Newman - trumpet
Billy Byers, Paul Faulise, Melba Liston - trombone
Julias Watkins - French horn
Bobby Scott - piano
George Catlett - bass
Stu Martin - drums

Tracks 5, 8 recorded on November 29, 1961; #2-3, 6 on December 18; 1, 4, 7 on December 22, 1961.

1 The Quintessence - 4:21
2 Robot Portrait - 5:25
3 Little Karen - 3:44
4 Straight, No Chaser - 2:26
5 For Lena and Lennie - 4:17
6 Hard Sock Dance - 3:20
7 Invitation - 3:35
8 The Twitch - 3:50