Moszkowski's 20 small Etudes op. 91 belong to the standard works in the medium-heavy range. They address a wide range of advanced piano students due to their wide range of assignments. All etudes are characterized by a good pianoset and manageable length, which allow a concentrated practice. New edition in the famous series Essential Exercises with practical instructions for the lesson.
| Arrangement | Piano |
| Level | 3 |
| NumberOfPages | 60 |
| Media | Book(softcover, stapled) |
| Publisher | Schott Music |
| Contributors | Marguerre, Philipp(Artist) |
| ISBN | 9781540056948 |
| ISMN | 9790001163484 |