The Hexadic System book, the Hexadic cards, and the kind of music you might make if you were a GENIUS.
Book: Softcover, 4.5"x7", 115 pages, with 70 one- and two-color illustrations.
Cards: Regulation 54-card poker-sized deck, plus two Hexadic charts, in a cardboard box. Full color.
Music: Hexadic LP or CD