TY - JOUR T1 - On the Oblique Refraction of Iceland Crystal JF - Philosophical Transactions of the Royal Society of London (1776-1886) VL - 92 SP - 381 EP - 386 PY - 1802/01/01/ UR - http://dx.doi.org/10.1098/rstl.1802.0015 M3 - doi:10.1098/rstl.1802.0015 AU - Wollaston, W. ER -