Clue | Source | Date |
---|---|---|
Dutch polymath Christiaan ____ invented the pendulum clock and discovered Titan, Saturn’s largest moon | The Times Specialist Sunday | 25 Aug 2019 |
Christiaan who invented the pendulum clock | LA Times Daily | 23 May 2015 |
Christiaan who invented the pendulum clock | ||
Cassini-___ (spacecraft on Saturn) | ||
Pendulum-clock pioneer | ||
Dutch physicist of seventeenth century. |