A system of natural philosophy, designed for the use of schools and academies (1845)
Moffat, J[ohn] M. [from old catalog] · Philadelphia, E. C. Biddle · leaf 436
some metallic substance, as mer-cury, or steel filings, as high as thecoating B reaches; or moderatelywarm water may be poured into itwhenever it is wanted for use.f 59. A jar may be electrified byplacing it near the positive conduc-tor of a machine, with which theknob A must be in contact; and… … * Libes Hist. Philos. des Prog-, de la Physique, t. ill. p. 141. T For a description of a convenient method of fixing a metallic coatingto the inside of a phial, see Dr. Olinthus Gregorys Lessons, Astronomi-cal and Philosophical, 6th edit. 1824, p. 12.20 434 ELECTRICITY. charge it a bent or jointed…
Physics
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