Mathematical principles of natural philosophy and his system of the world/
Sir Isaac Newton ; translated into English by Andrew Motte in 1729. The translations rev. and supplied with an historical and explanatory appendix, by Florian Cajori.
- Berkeley: University of California Press, 1946,c1934.
- xxxv, 680 p.: ill., port.; 26 cm.
Half title: Newton's Principia. Translation of Philosophiae naturalis principia. Originally published in 2 volumes in 1934.