| Clue | Source | Date |
|---|---|---|
| No record is more jealously guarded than this | ||
| Principal with skeleton in the cupboard is put in The Cabinet? That's Classified! | Irish Times Crosaire | 04 Jul 2020 |
| One of the classifieds comes with its own distinctive stamp that no one is supposed to see | Irish Times Crosaire | 23 Dec 2017 |
| One of the classifieds comes with its own distinctive stamp | Irish Times Crosaire | 06 Jun 2015 |