TY - JOUR T1 - An Account of an Apparatus on a Peculiar Construction for Performing Electro-Magnetic Experiments JF - Philosophical Transactions of the Royal Society of London (1776-1886) VL - 113 SP - 187 EP - 188 PY - 1823/01/01/ UR - http://dx.doi.org/10.1098/rstl.1823.0018 M3 - doi:10.1098/rstl.1823.0018 AU - Pepys, W. ER -