TY - JOUR T1 - On Contact Electricity of Metals JF - Proceedings of the Royal Society of London (1854-1905) VL - 63 SP - 113 EP - 146 PY - 1898/01/01/ UR - http://dx.doi.org/10.1098/rspl.1898.0018 M3 - doi:10.1098/rspl.1898.0018 AU - Erskine-Murray, J. ER -