Gathering key 1965-66 New York sessions, this 2-CD set traces alto saxophonist Marion Brown's emergence in the free jazz vanguard through Capricorn Moon, Why Not? and Burton Greene quartet recordings, with Alan Shorter, Bennie Maupin, Stanley Cowell, Henry Grimes, Sirone, Rashied Ali and others shaping music of lyrical urgency, open-form momentum and evolving collective freedom.

Remastering and restoring Marion Brown's 1967 Impulse! album with Grachan Moncure III, Dave Burrel, Stanley Cowell, Sirone, Beaver Harris & Bobby Capp, and his 1968 album on the Calig label with Gunter Hampel, Steve McCall, Ambrosa Jackson & Buschi Niedergall; two albums of essential "New Thing" work through fascinating composed forms by Brown, plus Archie Shepps' "Delicado"; essential.