Musical variations -- See Variations Here are entered collections of musical variations for various mediums of performance. Individual compositions and collections of compositions in the form of variations for a specific medium of performance are entered under the heading followed by a parenthetical qualifier containing the medium, e.g. Variations (Piano with orchestra).
Musical violence -- See Violence in music Here are entered works on the depiction of violence in musical compositions. General works on the relationship between violence and music are entered under Music and violence.