Jeanjean Project Video: Paul Jeanjean Clarinet Etude #1 from Book of 18, with new Accompaniment by Joseph Hallman by David H. Thomas • February 18, 2015 • Comments Off on Video: Paul Jeanjean Clarinet Etude #1 from Book of 18, with new Accompaniment by Joseph Hallman WordPress › Error There has been a critical error on this website.Learn more about troubleshooting WordPress.