The Rite of Spring composer Julius Harrison acknowledged the uniqueness of the work negatively: it demonstrated Stravinsky's "abhorrence of everything for which music has stood these many centuries ... all human endeavour and progress are being swept aside to make room for hideous sounds ..." In "The Firebird", Stravinsky had begun to experiment with bitonality (the use of two different keys simultaneously). He took this technique further in "Petrushka", but reserved its full effect for "The Rite" where, as the analyst E.W. White explains, he "pushed [it] to its logical conclusion". White also observes the music's complex metrical character, with combinations of duple and
The Rite of Spring that the work's opening bassoon melody was derived from an anthology of Lithuanian folk songs, but maintained that this was his only borrowing from such sources; if other elements sounded like aboriginal folk music, he said, it was due to "some unconscious 'folk' memory". However, Morton has identified several more melodies in Part I as having their origins in the Lithuanian collection. More recently Richard Taruskin has discovered in the score an adapted tune from one of Rimsky-Korsakov's "One Hundred Russian National Songs". Taruskin notes the paradox whereby "The Rite", generally acknowledged as the most revolutionary of the composer's early