TY - JOUR T1 - The Dispersion of Double Refraction in Relation to Crystal Structure JF - Proceedings of the Royal Society of London. Series A, Containing Papers of a Mathematical and Physical Character (1905-1934) VL - 80 IS - 535 SP - 28 EP - 44 PY - 1907/12/09/ UR - http://dx.doi.org/10.1098/rspa.1907.0071 M3 - doi:10.1098/rspa.1907.0071 AU - Havelock, T. ER -