| Answer | Crossword Clue |
|---|---|
| HUYGENS | Pendulum-clock pioneer |
| HUYGENS | Christiaan who invented the pendulum clock |
| Answer | Crossword Clue |
|---|---|
| HUYGENS | Pendulum-clock pioneer |
| HUYGENS | Christiaan who invented the pendulum clock |
Crossword
a puzzle consisting of a grid of squares and blanks into which words crossing vertically and horizontally are written according to clues.