TY - JOUR T1 - On the Thermal Conductivities of Crystals and other Bad Conductors. JF - Proceedings of the Royal Society of London (1854-1905) VL - 50 SP - 421 EP - 423 PY - 1891/01/01/ UR - http://dx.doi.org/10.1098/rspl.1891.0053 M3 - doi:10.1098/rspl.1891.0053 AU - Lees, C. ER -