Technical studies for violin : [pt. 1] Exercises and studies for the cultivation of the left hand and [pt. 2] Exercises and etudes for the special development of the right hand, op. 92

Hans Sitt, was a Bohemian violinist, violist, teacher, and composer. During his lifetime, he was regarded as one of the foremost teachers of violin. Most of the orchestras and conservatories of Europe and North America then sported personnel who numbered among his students.