Cornelius Cardew: Autumn '60 for orchestra (1960). Let's toss our notions about an "orchestra", a "score", an individual instrumental "part", as well as the division of labor between composers and performers (and, among performers, between players and conductors) up in the air and listen to what happens when they come down again in new configurations: Autumn '60 is a delightful example of such an exercise. Autumn '60 is "for orchestra", but the identity of that orchestra is variable. Although most performances have probably been for chamber groups, the score is as usable, potentially, by a single soloist on a lonely woodblock as by an orchestra of late romantic scale and proportions. The score, which all players receive, features a system with two staves, the upper consisting of one to seven conventional markings — clefs, notes (which are limited to f, gb, ab, bb, and db), articulations, ornaments, instrument names, dy...