Weights and chains have been used to facilitate the operation of windows since the early 1700's. This system has stood the test of time due to its sheer simplicity. The pulley is believed to date back to 1500 BCE, when the people of Mesopotamia used ropes and pulleys to hoist their water.
Projects
With one window restored, that left one to be replaced. Unfortunately, the twin window on the front of the house could not be restored like the one on the rear of the house.