AKU
| Date | Clue |
|---|---|
| 2019-07-07 | When doubled, a Thor Heyerdahl book |
| 2015-03-20 | When repeated, Thor Heyerdahl book |
| 2009-10-11 | When repeated, a Thor Heyerdahl title |
| 1998-07-01 | When doubled, a Thor Heyerdahl title |
| Date | Clue |
|---|---|
| 2019-07-07 | When doubled, a Thor Heyerdahl book |
| 2015-03-20 | When repeated, Thor Heyerdahl book |
| 2009-10-11 | When repeated, a Thor Heyerdahl title |
| 1998-07-01 | When doubled, a Thor Heyerdahl title |