TY - JOUR T1 - The Phenomenon of "Narcosis Progression" in Mammals JF - Proceedings of the Royal Society of London. Series B, Containing Papers of a Biological Character (1905-1934) VL - 86 IS - 586 SP - 140 EP - 164 PY - 1913/03/06/ UR - http://dx.doi.org/10.1098/rspb.1913.0009 M3 - doi:10.1098/rspb.1913.0009 AU - Brown, T. ER -