Accurate knowledge of the hour in two separate places at once was unachievable during the ages of primitive technology. ... John Harrison is widely known for his dedication to Naval Navigation and inventing a modern clock that would be accurate enough for a sea voyage. ... The observatory houses many relics that represent modern timekeeping today. ... There was never a solution until John Harrison implemented the modern chronometer in the eighteenth century. ... Through the H-1 to the modern day H-4, Harrison was able to establish an accurate clock that changed both timekeeping innovation and ...

• Word Count: 935
• Approx Pages: 4
• Grade Level: Undergraduate