Twenty Counterparts Book 1 (Duet Accompaniments to the Bordogni-Rochut "Melodious Etudes for Trombone" # 1-20) The Rochut editions of Bordogni’s Vocalises have become the most widely used etudes in American trombone pedagogy. They are prized for their lyric beauty, and also for their development of endurance, upper range, legato technique, styling and more. Other bass clef instrumentalists use Rochut.

These Counterparts may be practiced and played as etudes alone. They are similar in style t...