Ключевые слова: acoustic, bass, brass, cello, chimes, clarinet, classical, compose, cord, design, doodle, drawing, drum, electric, entertainment, equipment, graphic, guitar, hand drawn, horn, illustration, instrument, isolated, keyboard, keys, line, melody, modern, music, musical, orchestra, outline, percussion, piano, rhythm, rock, sax, saxophone, school, shape, sketch, string, symbol, tambourine, triangle, trombone, trumpet, viola, violin,