| Answer | Crossword Clue |
|---|---|
| magnetographs | An instrument for recording measurements of magnetic forces |
| magnetograph | An instrument for recording measurements of magnetic forces |
| magnetograph | an instrument for recording measurements of magnetic fields |
| magnetographs | MAGNETOGRAPH, an instrument for recording measurements of magnetic fields |
| magnetometer | An instrument used for measuring magnetic forces, esp. the earth's magnetism |
| magnetometers | An instrument used for measuring magnetic forces, esp. the earth's magnetism |
