John Walker & Franz Wilhelm Ferling books & textbook
WF56 - 48 Studies for Oboe, Op. 31
John Walker & Franz Wilhelm Ferling Nancy Clauter
Carl Fischer Music Publisher /2008-09-09 Paperback / 56 Pages
isbn-10: 0825868262 / isbn-13: 9780825868269
WF119 - Thirty-two Rose Etudes for Flute
Franz Wilhelm Ferling John Walker
Carl Fischer Music Publisher /2011-09-15 Paperback / 44 Pages
isbn-10: 082588537X / isbn-13: 9780825885372
