Chapter V. contains the author’s explanation of fire-balls, which he

supposes to be a “glowing discharge,” preparatory to the final spark or

flash of lightning. “Probably most of the shooting stars are merely

electrical fire-balls high up in the atmosphere”(!)

Lightning Rod Conference Report of the Delegates from the Following Societies, Viz.: Meteorological Society, Royal Institute of British Architects, Society of Telegraph Engineers and of Electricians, Physical Society. With a Code of Rules for the Erection of Lightning Conductors; and Various Appendices · 第 4 / 8 章