Bb3. Standard. Corey, Gerald. "How to Make the French Bassoon `Work.'" The Journal of the International Double Reed Society 1 (May 1973): 38. "Most of the time."
x x x | x x Bb o a E
Bb3. Forked. Allard, Maurice. Le Basson: Methode de basson (Paris: Gèrard Billaudot, 1975), p. 28. For fast passages (especially G3-Bb3 alternations).
x x x | x o x a E
Bb3. Corey, Gerald. "How to Make the French Bassoon `Work.'" The Journal of the International Double Reed Society 1 (May 1973): 38. "Extremely fast passages. Use L. H. a or Eb key.
(W) x x x | x o x a E
Bb3. James, Cecil. Unpublished chart.
W
x x x | x x Bb o
E