The Story of the Pendulum Clock

When Was the Pendulum Clock Invented and Who Developed It? - Science Through Time

THE HISTORY OF THE PENDULUM CLOCK - Christiaan Huygens Invents A New Time

What Are Clock Weights And How Do They Work? - Inside Museum Walls

How to Place Grandfather Clock Weights at Premier Clocks

How Pendulum Clock work in just 2 minutes

Simple Pendulum

Simple Pendulum Demonstration #physics

The mechanics of a simple pendulum clock