Sixty Selected Studies for Trombone by Georg Kopprasch (c1800-c1850). Published in USA by Carl Fischer.
80 Graded Studies for Saxophone. Alto / Tenor. 21 Page Progressive studies
Arpeggio Studies for Trombone and Euphonium Players: Progressive Lessons for Stu
Study Brass Volume One 24 Studies for Grades 1 & 2 suitable for all Treble Clef
More Graded Studies for Clarinet Book 2: Clarinet study repertoire with supporting Simultaneous Learning elements
James Rae: 40 Modern Studies for Solo Clarinet, Universal Edition UE19735