TY - JOUR T1 - On the Determination of Verdet's Constant in Absolute Units. JF - Proceedings of the Royal Society of London (1854-1905) VL - 23 SP - 504 EP - 506 PY - 1874/01/01/ UR - http://dx.doi.org/10.1098/rspl.1874.0079 M3 - doi:10.1098/rspl.1874.0079 AU - Gordon, J. ER -