| Clue | Source | Date |
|---|---|---|
| Peak time period | Universal | 16 Dec 2024 |
| The best of times | LA Times Daily | 29 Jun 2024 |
| Great time to leave study in real mess (6,3) | ||
| Prosperous period | New York Times | 31 Mar 2023 |
| The best of times | LA Times Daily | 14 Mar 2020 |
| The best of times | The Washington Post | 14 Mar 2020 |
| Best period, period! | Universal | 27 Jan 2019 |
| Best period, period! | ||
| Heyday | ||
| Heyday | ||
| Prosperous period | ||
| Prosperous period |