 While Coltrane's desire to explore the limits of solo improvisation and the possibilities of innovative form and structure was evident in records like "A Love Supreme", his work owed more to the tradition of modal jazz and post-bop.But with the recording of "Ascension" in 1965, Coltrane demonstrated his appreciation for the new wave of free jazz innovators.On "Ascension" Coltrane augmenting his quartet with six horn players, including Archie Shepp and Pharoah Sanders.