TY - JOUR T1 - Researches into the Constitution of the Opium Bases.-- Part III. On the Action of Hydrochloric Acid on Codeia JF - Proceedings of the Royal Society of London (1854-1905) VL - 18 SP - 83 EP - 88 PY - 1869/01/01/ UR - http://dx.doi.org/10.1098/rspl.1869.0026 M3 - doi:10.1098/rspl.1869.0026 AU - Matthiessen, A. AU - Wright, C. ER -