| Clue | Source | Date |
|---|---|---|
| Sir Edward Elgar composition whose title has never been solved ... and a hint to this puzzle's circles | LA Times Daily | 01 Apr 2016 |
| Elgar work with an as yet unsolved musical theme | LA Times Daily | 17 Oct 2015 |
| Elgar work with an as yet unsolved musical theme | ||
| Work by Sir Edward Elgar hinted at by this puzzle's shaded squares |