What makes The Falconer's Arm II by Robbie Basho notable?

This album is significant for its experimental approach to acoustic music during the late 1960s, contributing to the burgeoning genre of American folk. It garnered attention from critics for its innovative use of guitar tunings and structure, influencing later artists in the folk and new age genres. Released in 1967, 'The Falconer's Arm II' was Robbie Basho's third studio album, following his breakthrough with 'The Grail and the Lotus'. At this point, Basho was refining his unique blend of folk and classical guitar techniques, establishing himself as a pivotal figure in the American primitive guitar movement.