TY - JOUR T1 - Contributions to the History of the Phosphorus Bases. Parts I., II. and III JF - Proceedings of the Royal Society of London (1854-1905) VL - 10 SP - 568 EP - 568 PY - 1859/01/01/ UR - http://dx.doi.org/10.1098/rspl.1859.0113 M3 - doi:10.1098/rspl.1859.0113 AU - Hofmann, A. ER -