This piece is an antiphon for 21st December, the text (in English) is one of the Great O antiphons which are used on the seven days approaching Christmas.
O Radiant Dawn
| Genres | Medieval |
| Format | Part |
| NumberOfPages | 4 |
| Media | Sheet Music |
| Publisher | Boosey and Hawkes |
| Contributors | MacMillan, James(Composer) |
| ISMN | 9790060120275 |