From the Bassoon-Family Fingering Companion by Terry B. Ewell - Cooper, L. Hugh. "Bassoon Clinic Series, Part Four," Etude: the Music Magazine 47/6 (June 1949): 356.
From the Bassoon-Family Fingering Companion by Terry B. Ewell - Cooper, L. Hugh. "Bassoon Clinic Series, Part Four," Etude: the Music Magazine 47/6 (June 1949): 356.