Eb4. Brice, Matthew. (17 March,1998). When playing loud, but in need of good tone.
Eb x x o | o x x D
Eb4. Cooper, L. Hugh. Etude: the Music Magazine 47/6 (June 1949): 356.
x x o | x x x
Eb4. Cooper, L. Hugh. The Double Reed 1/3 (December 1978): 30. For upwards slurs. Also in Cooper, L. Hugh. "Bassoon Clinic Series, Part Four," Etude: the Music Magazine 47/6 (June 1949): 356.
x x o | o x x
Eb4. Corey, Gerald E. "How to Improve Your Tuning on the Bassoon." The Journal of the International Double Reed Society 8 (1980): 32.
x x o | x x x E
Eb4. Denike, Alan. In Apfelstadt, Marc and Klimko, Ronald. Bassoon Performance Practice, Teaching Materials, Techniques and Methods. Idaho: University of Idaho, 1993, p. 67. For down slur from Ab4.
x x o | x x x E
Eb4. Ewell, Terry B. (27 August 1994). Cooper p. 194 with the Eb key. For technically difficult passages.
Eb x o x | o o o
Eb4. Groeling, Charles R. "Cultivating Bassoonists." The Instrumentalist 47/1 (August 1992): 50. Hardisty, Donald M. "Tuning those Bassoons: Part II--Tuning Individual Notes and Registers." The Instrumentalist 36/8 (March 1982): 72. Cooper p. 191.
x x o | x x x
Eb4. Holdeman, Charles. In Klimko, Ronald. Bassoon Performance Practices and Teaching in the United States and Canada. Idaho: University of Idaho, 1974, p. 66.
x x o |(x)x x c# F#
Eb4. Meek, Richard. In Klimko, Ronald. Bassoon Performance Practices and Teaching in the United States and Canada. Idaho: University of Idaho, 1974, p. 67. For downward slur to Eb4 flick the L. H. thumb C# key.
x x o | x x x c#-flick
Eb4. Moritz, Frederick. "A Dissertation on the Use of Alternate Fingerings for Some of the High Register Notes on the Heckel and Heckel-Type Bassoons." The Double Reed 8/3 (Winter 1985): 28, 32.
Eb o x x | o o o c# Eb x x o | x x x
Eb4. Öhlberger, Karl. To the World's Bassoonists 7/3 (1977): 5. For technical passages such as E4 to D#4 to E4.
either: x o x | o o o or: x o x | x x x F#
Eb4. Swanson, Robert. "Pictorial Bassoon Fingerings." Woodwind Magazine 4/1 (September 1951): 9.
(Eb) x x o | x x x x x o | o x x x x o |(/) x x (c#-flick) x x o | o o o c#
Eb4. Winstead, William. In Klimko, Ronald. Bassoon Performance Practices and Teaching in the United States and Canada. Idaho: University of Idaho, 1974, p. 70. For slur from Ab4 to Eb4 use Cooper p. 191 and flick the L. H. thumb C# key.
x x o | x x x