TY - JOUR T1 - On the Electricity of Rain and Its Origin in Thunderstorms JF - Proceedings of the Royal Society of London. Series A, Containing Papers of a Mathematical and Physical Character (1905-1934) VL - 82 IS - 553 SP - 169 EP - 172 PY - 1909/05/06/ UR - http://dx.doi.org/10.1098/rspa.1909.0020 M3 - doi:10.1098/rspa.1909.0020 AU - Simpson, G. ER -