| Clue | Source | Date |
|---|---|---|
| WWII prison camps | LA Times Daily | 30 Sep 2021 |
| WWII prison camps | The Washington Post | 30 Sep 2021 |
| Settings of “Hogan’s Heroes” and “The Great Escape” | Wall Street Journal | 31 Oct 2020 |
| WWII detention sites | USA Today | 25 Aug 2016 |
| WWII detention sites | ||
| Prisoner-of-war camps | Wall Street Journal | 17 Feb 2015 |
| WWII POW camps | ||
| Prison camps | ||
| WWII detention sites | ||
| WWII prison camps | ||
| Prison camps | ||
| WWII POW camps | ||
| Prison camps | ||
| WW II prison camps | ||
| Prison camps | ||
| Detention sites | ||
| German POW camps | ||
| W.W. II camps | ||
| Some W.W. II prison camps | ||
| German P.O.W. camps | ||
| P.O.W. camps, in Germany |