Schott Duets for Fun Descant Recorder, Classical Sheet Music for Soprano Recorder, 41 Pieces for 2 soprano recorders, Original compositions from the Renaissance, Baroque and modern periods, Easy to medium level of difficulty, Edited by Elisabeth Kretschmann, ISBN: 9783795700744, ISMN: 9790001204910, ED 23017, DIN A4, 64 Pages