Ad Finem Description Usque Ad Finem is a modern-style piece based on a new modality that, through various musical scales, creates harmonious and contrapuntal mixtures, which are both personal and original. The agile and challenging tuba part features a wide selection of colors and range extensions. The piano accompaniment joins the tuba in a rhythmic and accented polyphonic dialogue with changing meters. This piece is dedicated to Alessandro Fossi Score and parts included: Tuba