| Clue | Source | Date |
|---|---|---|
| Sixth-century date | Newsday | 04 Apr 2020 |
| Cato's 511 | Eugene Sheffer | 02 Apr 2020 |
| Early sixth-century year | Newsday | 27 Sep 2019 |
| Ovid's 511 | Premier Sunday | 01 Oct 2017 |
| LXXIII septupled | ||
| 511, in old Rome | ||
| 511, in Roman numerals | ||
| 511, to Caesar | ||
| Early sixth-century date | ||
| VII x LXXIII | ||
| VII x LXXIII | ||
| Early sixth-century date | ||
| Cato's 511 | ||
| 511, to Caesar | ||
| Seven-fifths of CCCLXV | ||
| 511, in Caesar's day | ||
| 511, at the Forum | ||
| 511, in the Forum | ||
| Sixth-century date | ||
| 511, in old Rome | ||
| Sixth-century year | ||
| 511, to Caesar | ||
| 20% of MMDLV | ||
| Year of Clovis I's death | ||
| Half of MXXIl | ||
| Sixth-century date. | ||
| 6th cen. date. | ||
| 511. |