alto saxophone Marion Brown
bass Norris Jones
design [cover] Robert Flynn
design [liner] Joe Lebow
tracks b1 to b3 drums Beaver Harris
tracks a1 to a3 drums Bobby Kapp
engineer Rudy Van Gelder
liner notes Frank Kofsky
photography by [cover & liner photos] Ray Gibson
photography by [liner photos] Marty Topp
tracks a1 to a3 piano Dave Burrell
tracks b1 to b3 piano Stanley Cowell
producer Bob Thiele
trombone Grachan Moncur III
tracks b1 to b3 written-by Archie Shepp
tracks a1 to a3 written-by Marion Brown
Record Company ABC Records, Inc.
Recorded At Van Gelder Studio, Englewood Cliffs, New Jersey
Designed At Viceroy (2)
Recorded December 1, 1966.

Released in a gatefold cover. First pressing with black-ring Impulse! labels.
Also released in mono (A-9139), which is the catalogue number on the cover.
On the labels it is AS-9139