Charles-Louis Hanon
"Exercise Forty-Three (Extension of the fingers in chords of the dominant seventh, in arpeggios)"
Overview
Extension of the fingers in chords of the dominant seventh, in arpeggios. M.M. ♩ = 60 to 120. Repeat this measure 4 times. End of Part II. Parts I and II of this work being the key to the difficulties in Part III, it is evidently very important that they should be thoroughly mastered before commencing the virtuoso studies contained in Part III.（Source）
