De Haske Hören Lesen Schule 1 Bariton
De Haske Hören Lesen Schule 1 (Bar), School for Baritone/Euphonium in C, For baritone or euphonium in C (bass clef) - Volume 1, By Michiel Oldenkamp and Jaap Kastelein, Edited by Tijmen Botma, ISBN 9789043107167, publisher's no. DHP 0991755-404, Format: DIN A4, 56 Pages, In German language, Includes download with play-along versions