A#4-B4. Houser, Roy. In Klimko, Ronald. Bassoon Performance Practices and Teaching in the United States and Canada. Idaho: University of Idaho, 1974, p. 64.

 x x tr | x x tr F
d        Bb

A#4-B4. McAuliffe, Joseph. In Apfelstadt, Marc and Klimko, Ronald. Bassoon Performance Practice, Teaching Materials, Techniques and Methods. Idaho: University of Idaho, 1993, p. 63.

    Eb
x x o | x x o
 c     Bb-tr

A#4-B4. Timm, Everett LeRoy. The Woodwinds; Performance and Instructional Techniques. Boston: Allyn and Bacon, 1964, p. 177.

     Eb
x x tr |(x) x o F
 a c#

     Eb
x x tr | o x o
 a c#     E


     Eb
x x tr | o x o Ab
 a c#

Heckel-System (German) Bassoon Trills and Shakes by Note Names