The organ Fresobaldis to his time have attracted audience in St. Peter's Basilica 30.00. Even if one looks today such figures as immoderate posthumous exaggeration, is likely to be referred to him already as the "Star organist" of the 17th century. Frescobaldi's numerous collections of keyboard music paint a picture of an inventive, innovative composer, whose influence reached far beyond the Alps. Not without Gruns he later became even more highly valued by Johann Sebastian Bach.