Quizzing Live

Which Scientist And Mathmatician Published 'Philosophiae Naturalis Principia Mathematica' In 1687

Answer:
Isaac Newton
Which Pair Had A Leaky Bucket In 1961?
Which Of New York City's 5 Boroughs Was Formerly Called Richmond?
Other Than The Neutron & Proton What Else Makes Up An Atom?
Who's Horse Was Black Bess?
From Which Fish Is Caviar Obtained?
How Many Astronauts Manned Each Project Mercury Flight?