TY - JOUR T1 - Observations on Certain Cases of Elliptic Polarization of Light by Reflexion JF - Philosophical Transactions of the Royal Society of London (1776-1886) VL - 133 SP - 35 EP - 43 PY - 1843/01/01/ UR - http://dx.doi.org/10.1098/rstl.1843.0006 M3 - doi:10.1098/rstl.1843.0006 AU - Powell, B. ER -