Eb3. Davies, Mark. In Apfelstadt, Marc and Klimko, Ronald. Bassoon Performance Practice, Teaching Materials, Techniques and Methods. Idaho: University of Idaho, 1993, p. 54. Cooper p. 85.

    Eb
x o x | o x o
   w

Eb3. Ewell, Terry B. "Willson Osborne's Rhapsody for Bassoon." The Double Reed 13/2 (Fall 1990: 59. For slur from Eb3-Eb2.

    Eb
/ x x | x x x F     x x x | x x x F
  (w)    E            (w)    E
   D                   D

Eb3. Gillessen, Klaus. (12 November 1996.) Stable and well in-tune.

x x o | o x x F    or    x x o | x x x F
    D    E                   D    E

Eb3. Hardisty, Donald M. "Tuning those Bassoons: Part II--Tuning Individual Notes and Registers." The Instrumentalist 36/8 (March 1982): 72.

x o x | o o o
   w

Eb3. Jewell, E. Harvey. In Klimko, Ronald. Bassoon Performance Practices and Teaching in the United States and Canada. Idaho: University of Idaho, 1974, p. 66.

    Db
x x o | o o o
   c#    E

Eb3. Meek, G. Richard. In Klimko, Ronald. Bassoon Performance Practices and Teaching in the United States and Canada. Idaho: University of Idaho, 1974, p. 67.

    Db
x o x | o o o

Eb3. Peeples, Georgia. "Playing Pianissimo: Mute Fingerings for the Bassoon."NACWPI Journal 62/2 (Winter 1993-1994): 15. Cooper p. 86.

   (Eb)
x o x | x o o
   w   Bb

Eb3. Przybylska, Stefanie. The Double Reed 1/2 (October 1978): 12.

    Db
x x o | o x o
 c# w  Bb

Eb3. Schoenbach, Sol. In Klimko, Ronald. Bassoon Performance Practices and Teaching in the United States and Canada. Idaho: University of Idaho, 1974, p. 68. Same as Cooper p. 85 (use L. H. Eb key).

    Eb
x o x | o x o
   w   Bb

Eb3. Schwartz, Frank. "The E-Flat Key on the Bassoon Several Years Later!" To the World's Bassoonists 7/1 (1977): 5. Also seeTo the World's Bassoonists 5/3 (1975 [76]). Discusses an added Eb key operated by R. H. index finger.

Eb3. Swanson, Robert. "Pictorial Bassoon Fingerings." Woodwind Magazine 3/10 (June 1951): 5.

   (Db) 
x o x | o o o
   w

Eb3. Swanson, Robert. "Pictorial Bassoon Fingerings." Woodwind Magazine 3/10 (June 1951): 5. Same as Cooper p. 89, L. H.: thumb D key optional, use whisper key.

x x o | o o o
 c# w
   (D)

Eb3. Swanson, Robert. "Pictorial Bassoon Fingerings." Woodwind Magazine 3/10 (June 1951): 5.

    (Db) 
 x o x | o o o
Bb

Heckel-system bassoon fingerings by note name