Ключевые слова: background, bass, black, classical, clef, composition, concert, crotchet, do, eighth, element, fa, graphic, half, harmony, icon, illustration, isolated, la, ledge, melody, mi, minim, music, musical, note, quarter, quaver, re, score, semibreve, semiquaver, si, sign, silhouette, sixteenth, sol, solfa, song, sound, stave, symbol, ti, treble, tune, white, whole,