| Clue | Source | Date |
|---|---|---|
| Horatian work of ca. 18 B.C. | New York Times | 14 Aug 2025 |
| 'The Art of Poetry', poem by Horace | The Telegraph General Knowledge | 14 Mar 2021 |
| MacLeish work inspired by a treatise published circa 18 B.C. | ||
| MacLeish work inspired by a treatise published circa 18 B.C. | ||
| Archibald MacLeish work | ||
| Horace work (6) | ||
| Classical treatise on verse | ||
| Treatise by Horace | ||
| Work by Horace. |