Book 4 is the final chapter of this exciting journey beginning with Lesson 64 and continues with many advanced concepts while extending the student’s range to Double High G. The exercises and studies cover all phases of playing with the ultimate goal of acquiring and maintaining a strong flexible embouchure. The included CD contains all of the possible combinations of the final tune in the book, The Flight of the Bumblebee, arranged for Trumpet and Piano, written in two Concert keys, G minor and A minor.