TY - JOUR T1 - Preliminary Notice of Researches into the Chemical Constitution of Narcotine and of Its Products of Decomposition JF - Proceedings of the Royal Society of London (1854-1905) VL - 11 SP - 55 EP - 61 PY - 1860/01/01/ UR - http://dx.doi.org/10.1098/rspl.1860.0010 M3 - doi:10.1098/rspl.1860.0010 AU - Matthiessen, A. AU - Foster, G. ER -