53 Studies on Chopin's Etudes Volume 1 by Frederic Chopin, Leopold Godowsky. Arranged by Leopold Godowsky. For Piano. Studies. Sheet Music. Introduction: German/English/French. Published by Robert Lienau Edition (PE.RL16940).
ISBN M-011-16940-7. With Introduction: German/English/French.
Studies on Chopin's etudes, of which 22 are for the left hand, in 5 volumes (each with an introduction in German, English and French).