TY - JOUR T1 - On the Experimental Determination of the Index of Refraction of Liquefied Gases JF - Proceedings of the Royal Society of London (1854-1905) VL - 37 SP - 339 EP - 362 PY - 1884/01/01/ UR - http://dx.doi.org/10.1098/rspl.1884.0039 M3 - doi:10.1098/rspl.1884.0039 AU - Bleekrode, L. ER -