Donations
Bassoon, C#4
Categories:
Different timbres - 'closed-dark', 'dark', 'closed-light', 'closed', 'light', 'open-light', 'open', 'open-dark'
From the Bassoon-Family Fingering Companion by Terry B. Ewell - Bartolozzi, Bruno. New Sounds for Woodwind. London: Oxford University Press, 1971, p. 21.