The Empyrean Series 3 Books Collection Set By Rebecca Yarros (Fourth Wing, Iron Flame & Onyx Storm)
| Country | USA |
| Brand | Clarkson Potter |
| Manufacturer | Clarkson Potter |
| Binding | Hardcover |
| ItemPartNumber | 9780593232552 |
| Color | Multicolor |
| ReleaseDate | 2022-03-29 |
| UnitCount | 1 |
| EANs | 9780593232552 |