David RittenhouseA lush and in depth celebration of the clocks of David Rittenhouse, one of eighteenth century Americas greatest scientists and engineers David Rittenhouse: Philosopher Mechanick of Colonial Philadelphia and His Famous Clocks brings a completely new focus on the life and works of the American astronomer, mathematician, surveyor, and inventor David Rittenhouse (173296). A brilliant autodidact who would become the first director of the United States