| Answer | Crossword Clue |
|---|---|
| MONS | City in Belgium coal-mining center. |
| MONS | Belgian city, coal-mining center. |
| HAMM | Coal-mining city in Germany. |
| APPALACHIA | Coal-mining center |
| HAZLETON | Coal-mining city of Pa. |
| HUNTINGTON | Coal-mining city of West Virginia |
| PITTSTON | Pennsylvania city once famous for coal mining |
