baritone saxophone, piano Gerry Mulligan
bass Red Mitchell
design [cover design] William Claxton
tracks 1 to 5 drums Chico Hamilton
tracks 6 to 14 drums Larry Bunker
liner notes Gerry Mulligan
liner notes Michael Cuscuna
photography by William Claxton
producer Richard Bock
producer [produced for release] Michael Cuscuna
recorded by Phil Turetsky
recorded by Richard Bock
tracks 6 to 14 tenor saxophone Zoot Sims
transferred by [digital transfer] Ron McMaster
trumpet Jon Eardley
tracks 6 to 14 valve trombone, piano Bob Brookmeyer
Manufactured By Toshiba EMI Ltd
Recorded At Hoover High School
Pressed By Toshiba EMI Gotenba Plant
Recorded on December 14, 1954 at Hoover High School, San Diego, California

7 to 9 were originally released on Pacific Jazz PJ-1201. 10 was originally on PJ-8. The middle section of 14 was on PJ-20. All other titles are previously unissued.

Made in Japan ¥3,200 [tray insert]
Mfd. by Toshiba-EMI Ltd. in Japan [disc]

Barcode: T4988 006 61363 8
Rights Society: JASRAC
Matrix / Runout: CP32-5368 1A1 TO