TY - JOUR T1 - On the Radio-Active Minerals JF - Proceedings of the Royal Society of London. Series A, Containing Papers of a Mathematical and Physical Character (1905-1934) VL - 76 IS - 508 SP - 88 EP - 101 PY - 1905/05/24/ UR - http://dx.doi.org/10.1098/rspa.1905.0006 M3 - doi:10.1098/rspa.1905.0006 AU - Strutt, R. ER -