But honestly: That’s what Eddie intended—a practice tool, not a bible.
Extensive guides on expanding the range of the instrument into the highest registers. eddie harris intervallistic concept pdf
The concept is traditionally divided into three volumes, each advancing in complexity: Volume I: Foundations: you may be thinking of (1972).
Throughout the text, Harris includes philosophical reflections known as which offer a unique perspective on the mindset of a musician: "There are no wrong intervals if played in succession." "There are no wrong chords, only wrong progressions." eddie harris intervallistic concept pdf
If you are looking for a specific technical "piece" or sub-book from the concept, you may be thinking of (1972).