Sixth full-length with Ervin as leader, recorded by Rudy Van Gelder in 1963, for Prestige. Ervin is joined here by Jaki Byard (piano), Richard Davis (bass), and Alan Dawson (who was a drum instructor at Berklee in Boston) (drums). My copy—via a private sale—is the 2023 Analogue Productions / Craft Recordings reissue, in the Prestige…