TY - JOUR T1 - On the Radiation of Helium and Mercury in a Magnetic Field JF - Proceedings of the Royal Society of London (1854-1905) VL - 72 SP - 16 EP - 21 PY - 1903/01/01/ UR - http://dx.doi.org/10.1098/rspl.1903.0006 M3 - doi:10.1098/rspl.1903.0006 AU - Gray, A. AU - Stewart, W. AU - Houstoun, R. AU - McQuistan, D. ER -