aaron copland african american music ainsworth psalter aldous huxley amy beach anthony philip heinrich atonal bay psalm book benjamin west blues charles ives colonial history of the united states daniel read david diamond edward macdowell einstein on the beach elie siegmeister elmer bernstein folk music george antheil george gershwin george whitefield chadwick germany henry cowell horatio parker howard hanson igor stravinsky jazz jean sibelius jim crow jim crow laws john cage joshua rifkin justin morgan ludwig van beethoven massachusetts bay colony new england oliver holden pacing philip glass pop music ragtime richard wagner roger sessions roy harris scott joplin second new england school supply belcher tonality united states walter piston william billings william bolcom william schuman