Ключевые слова: abstract, ancient, antique, art, background, bar, barre, classical, clef, composer, composition, concept, concert, diagonal, document, handwritten, harmony, key, line, manuscript, melody, music, musical, musician, note, octaves, old, orchestra, page, paper, pattern, performance, piano, retro, score, sheet, singing, sonata, stained, symbol, texture, torn, treble, wave, white,