Enseignement Complet du Basson, V1 - BSN

Enseignement Complet du Basson, Volume 1
for bassoon
by Fernand Oubradous (1903-1986) - French bassoonist, composer, and conductor

This first volume in Oubradous' masterful bassoon method contains exercises in all Major and minor keys with three or fewer sharps and flats.
Volume 2 is available here. 
Volume 3 is available here.