Before revision: 179–80.Empedocles, Fragment 100Robert Boyle, A Continuation of New Experiments Physico-mechanical, Touching the Spring and Weight of the Air, and Their Effects, Henry Hall, 1669, p. 29 ( an explanation of the ascension of water in sucking pumps) and The Works of the Honourable Robert Boyle: In Six Volumes, Vol.
After revision: 179–80.Empedocles, Fragment 100Robert Boyle, A Continuation of New Experiments Physico-mechBoyle'sical, Touching the Spring and Weight of the Air, and Their Effects, Henry Hall, 1669, p. 29 ( an explanation of the ascension of water in sucking pumps) and The Works of the Honourable Robert Boyle: In Six Volumes, Vol.