TY - JOUR T1 - Note on the Reversal of the Spectrum of Cyanogen JF - Proceedings of the Royal Society of London (1854-1905) VL - 33 SP - 3 EP - 4 PY - 1881/01/01/ UR - http://dx.doi.org/10.1098/rspl.1881.0062 M3 - doi:10.1098/rspl.1881.0062 AU - Liveing, G. AU - Dewar, J. ER -