TY - JOUR T1 - On the Polarisation of Light by Reflection from the Surface of a Crystal of Iceland Spar JF - Proceedings of the Royal Society of London (1854-1905) VL - 40 SP - 173 EP - 191 PY - 1886/01/01/ UR - http://dx.doi.org/10.1098/rspl.1886.0020 M3 - doi:10.1098/rspl.1886.0020 AU - Conroy, J. ER -