The Silver Mask (Magisterium, Book 4) (The Magisterium)
| Country | USA |
| Brand | Scholastic Press |
| Manufacturer | Scholastic Press |
| Binding | Hardcover |
| ItemPartNumber | Illustrations, unspecified |
| ReleaseDate | 2018-09-11 |
| UnitCount | 1 |
| Format | Illustrated |
| EANs | 9780545522403 |