TY - JOUR T1 - A Problem in the Theory of Heat Conduction JF - Proceedings of the Royal Society of London. Series A, Containing Papers of a Mathematical and Physical Character (1905-1934) VL - 100 IS - 704 SP - 226 EP - 240 PY - 1921/12/01/ UR - http://dx.doi.org/10.1098/rspa.1921.0083 M3 - doi:10.1098/rspa.1921.0083 AU - Nicholson, J. ER -