TY - BOOK AU - Newton,Isaac AU - Motte,Andrew TI - Sir Isaac Newton's mathematical principles of natural philosophy and his system of the world / PY - 1966/// CY - Berkeley : PB - University of Carlifornia Press, KW - Mechanics KW - Early works to 1800 KW - Mechanics, Celestial N1 - The translations revised and supplied with an historical explanatory appendix by Florian Cajori ER -