TY - JOUR T1 - On the Spectrum of the Spontaneous Luminous Radiation of Radium. Part III. Radiation in Hydrogen JF - Proceedings of the Royal Society of London. Series A, Containing Papers of a Mathematical and Physical Character (1905-1934) VL - 76 IS - 512 SP - 488 EP - 492 PY - 1905/09/13/ UR - http://dx.doi.org/10.1098/rspa.1905.0054 M3 - doi:10.1098/rspa.1905.0054 AU - Huggins, W. AU - Huggins, L. ER -