In 1686, the first volume of Isaac Newton’s “Principia” was published.
Philosophiae Naturalis Principia Mathematica (Mathematical Principles of Natural Philosophy) was a summary of Newton’s discoveries in celestial and terrestrial mechanics. It is considered to be one of the greatest milestones in the history of science.
Learn more about Isaac Newton at http://www.infoplease.com/ce6/people/A0859976.html