C4. Allard, Maurice. Le Basson: Methode de basson (Paris: Gèrard Billaudot, 1975), p. 24. For fast passages.
x x x | o o o c
C4. Allard, Maurice. In Corey, Gerald. "How to Make the French Bassoon `Work.'" The Journal of the International Double Reed Society 1 (May 1973): 38. Allard's prefered C4. See Allard, Maurice. Le Basson: Methode de basson (Paris: Gèrard Billaudot, 1975), p. 12.
x x x | o o Bb o c
C4. Corey, Gerald. "How to Make the French Bassoon `Work.'" The Journal of the International Double Reed Society 1 (May 1973): 38. "For fast passages."
x x x | o o o Ab c
C4. James, Cecil. In Corey, Gerald. "How to Make the French Bassoon `Work.'" The Journal of the International Double Reed Society 1 (May 1973): 38.
x x x | o o o C#