| Clue | Source | Date |
|---|---|---|
| What sort of three-cornered hat is central to the hydroelectric or Neanderthaloid? (8) | ||
| Model ragged Eric about old navy hat | ||
| Three-cornered hat (van) | ||
| Cocked hat-like 18th-century style of three-horned chapeaus (8) | ||
| Hat put on briefly to cover ears? | The Times Cryptic | 31 Aug 2016 |
| Topper favored by Frederick the Great | Newsday | 18 Jun 2016 |
| Cocked hat |