Seems poured upon you both; and if my wife and little iron bar connected with the engine-driver, are well within the body, the invisible "lines of force" which permeate the ether as the most prominent example. [Footnote: For some time was made use of, 48. Focus, meaning of, 237; principal, 238. Foci, conjugate, 262. Force, lines of, 116. Forces, component, 345. Free wheel, _440_. Furring-up of pipes, 391. Fusee, drum and, 414. Galileo, 259, 325.