TY - JOUR T1 - On the Disappearance of Some Spectral Lines and the Variations of Metallic Spectra due to Mixed Vapours JF - Proceedings of the Royal Society of London (1854-1905) VL - 33 SP - 428 EP - 434 PY - 1881/01/01/ UR - http://dx.doi.org/10.1098/rspl.1881.0127 M3 - doi:10.1098/rspl.1881.0127 AU - Liveing, G. AU - Dewar, J. ER -