TY - JOUR T1 - Researches on the Electrical Properties of Pure Substances. No. I. The Electrical Properties of Pure Sulphur. JF - Proceedings of the Royal Society of London (1854-1905) VL - 56 SP - 32 EP - 40 PY - 1894/01/01/ UR - http://dx.doi.org/10.1098/rspl.1894.0074 M3 - doi:10.1098/rspl.1894.0074 AU - Threlfall, R. AU - Brearley, J. AU - Allen, J. ER -