| Answer | Crossword Clue |
|---|---|
| SESAME | Oldest known oil source |
| COD | Source of a well-known oil. |
| SUMERIAN | World's oldest known civilization. |
| ARLON | Oldest known city in Belgium |
| SEASHELLS | Oldest known form of currency |
| Answer | Crossword Clue |
|---|---|
| SESAME | Oldest known oil source |
| COD | Source of a well-known oil. |
| SUMERIAN | World's oldest known civilization. |
| ARLON | Oldest known city in Belgium |
| SEASHELLS | Oldest known form of currency |
Crossword
a puzzle consisting of a grid of squares and blanks into which words crossing vertically and horizontally are written according to clues.