TY - JOUR T1 - Electrical Resistance of Iron at a High Temperature JF - Proceedings of the Royal Society of London (1854-1905) VL - 45 SP - 457 EP - 458 PY - 1888/01/01/ UR - http://dx.doi.org/10.1098/rspl.1888.0116 M3 - doi:10.1098/rspl.1888.0116 AU - Hopkinson, J. ER -