TY - JOUR T1 - Experimental Researches in Electricity. Twentieth Series JF - Philosophical Transactions of the Royal Society of London (1776-1886) VL - 136 SP - 21 EP - 40 PY - 1846/01/01/ UR - http://dx.doi.org/10.1098/rstl.1846.0003 M3 - doi:10.1098/rstl.1846.0003 AU - Faraday, M. ER -