TY - JOUR T1 - On Sinhalese Iron and Steel of Ancient Origin JF - Proceedings of the Royal Society of London. Series A, Containing Papers of a Mathematical and Physical Character (1905-1934) VL - 86 IS - 584 SP - 94 EP - 100 PY - 1912/01/31/ UR - http://dx.doi.org/10.1098/rspa.1912.0002 M3 - doi:10.1098/rspa.1912.0002 AU - Hadfield, R. ER -