Listen to Four Studies In Persistance For Saxophone Quartet, Kanon (Larghetto) online. Four Studies In Persistance For Saxophone Quartet, Kanon (Larghetto) is an English language song and is sung by Ruben Radica. Four Studies In Persistance For Saxophone Quartet, Kanon (Larghetto), from the album Croatian Contemporary Composers, was released in the year 2013. The duration of the song is 2:12. Download English songs online from JioSaavn.