| Answer | Crossword Clue |
|---|---|
| CCI | Year in the papacy of St. Zephyrinus |
| CCIV | Year in the reign of Pope St. Zephyrinus |
| CLI | Year in the papacy of St. Pius I |
| CLIV | Year in the papacy of St. Pius I |
| MLI | Year in the papacy of St. Leo IX |
| DCC | Year in St. Sergius's papacy |
| DVII | Year in St. Symmachus's papacy |
| CIV | Year in St. Evaristus's papacy |
| DCL | Year in St. Martin's papacy |
| CII | Year in St. Evaristus' papacy |
| MLII | Year in St. Leo IX's papacy |
| MLI | Year in St. Leo IX's papacy |
| DCI | Year in St. Gregory I's papacy |
| CXL | First year in St. Pius I's papacy |
