The Symphony op. 21 is the first major work that Webern composed in the technique of twelve-tone composition. Now it is available for the first time in the Edition Eulenburg with a detailed preface by Wolfgang Birtel.
| Arrangement | Orchestra |
| NumberOfPages | 20 |
| Publisher | Ernst Eulenburg u. Co. |
| Contributors | Webern, Anton(Composer) |
| ISBN | 9783795719470 |
| ISMN | 9790200226645 |