For solo alto saxophone, subtitled "Etude for the mastery of multiphonics in long, legato phrases." This is the 36th concert étude by Christian Lauba, dedicated to Piergiorgio Muserra. 

Musical score includes 6 pages of music. Extended techniques for saxophone included in this piece include multiphonics (fingerings included), slap-tonguing, and altissimo to high B. Circular breathing is also an understood necessity. 

*Also found in Lauba - Volume 9 (Etudes).

Click here to hear the score by Piergiorgio Muserra! (Pop-up window)