Jazz appreciation month continues with a taste of free jazz. Flowing modal jams were the order of the day. Ken Burns tells all about it in The Adventure on Kanopy. ; So What by Miles Davis is introspective; A Love Supreme by John Coltrane is soaring. Rock guitar players like Duane Allman, Jeff Beck and Jerry Garcia were listening in. You can also look for Miles and ‘Trane on Hoopla.