24 Etudes for Flute, Op. 15: Carol Wincenc 21st Century Series for Flute With Flute 2 Part

(LKM Music). Andersen's opus 15 has been a core component in the flute repertoire for over a century. New Urtext edition with a first-time Flute 2 part created by Carol Wincenc, 2011 NFA Lifetime Achievement Honoree.