TY - JOUR T1 - On Certain Peculiarities in the Double Refraction and Absorption of Light Exhibited in the Oxalate of Chromium and Potash JF - Philosophical Transactions of the Royal Society of London (1776-1886) VL - 125 SP - 91 EP - 93 PY - 1835/01/01/ UR - http://dx.doi.org/10.1098/rstl.1835.0008 M3 - doi:10.1098/rstl.1835.0008 AU - Brewster, D. ER -