TY - JOUR T1 - The Relation between the Refraction of the Elements and Their Chemical Equivalents JF - Proceedings of the Royal Society of London (1854-1905) VL - 60 SP - 140 EP - 146 PY - 1896/01/01/ UR - http://dx.doi.org/10.1098/rspl.1896.0023 M3 - doi:10.1098/rspl.1896.0023 AU - Gladstone, J. ER -