Schott Vorhang Auf Im Flötenzirkus, By Rainer Butz: The most beautiful melodies from the Classical and Romantic Opera and Operetta, For 1-2 descant recorders, Supplemental to the method series "Flötenzirkus", 60 pages, ED 22085, ISBN 978-3-7957-4938-5, Incl.CD with demo and backing tracks, Easy level