headings for solo instrumental music followed by the parenthetical qualifier "(Jazz)," e.g. Piano music (Jazz); also headings that include the term "jazz ensemble" as a medium of performance, e.g. Concertos (Flute with jazz ensemble); Jazz ensemble with orchestra; Suites (Jazz ensemble); Vibraphone with jazz ensemble; and headings for individual musical instruments and families of instruments with the subdivisions Methods (Jazz) or Studies and exercises (Jazz)