Elisha Otis is best known for inventing a safety device that prevents elevators from falling if the hoisting cable falls. He equally founded the Otis Elevator Company.
304....until that day the September 29..
The practical importance of astronomy in ancient times is that it allowed people to navigate. The land on the earth changes frequently but the stars do not. The saying,”Follow the North Star” that means if you find your self lost and without a compass this Star will show where the North is located.
