TY - JOUR T1 - Researches on the Electric Properties of Pure Substances. No. I. The Electrical Properties of Pure Sulphur JF - Philosophical Transactions of the Royal Society of London. Series A, Containing Papers of a Math. or Phys. Character (1896-1934) VL - 187 SP - 57 EP - 150 PY - 1896/01/01/ UR - http://dx.doi.org/10.1098/rsta.1896.0004 M3 - doi:10.1098/rsta.1896.0004 AU - Threlfall, R. AU - Brearley, J. ER -