"After learning the different possibilities of his instrument, the pupil feels the urgent need to tackle the literature. Very quickly he realizes that his ability betrays him, that he lacks practice and sufficient reflexes.
The aim of the present work is to help the pupil to acquire these. It does not pretend to be an innovation but merely brings together in one volume the principal exercises relating to the study of the scales and chords most often used. " - Yves Didier, Professor at the Conservatory of Bordeaux