TY - JOUR T1 - The Measurement of Magnetic Susceptibilities of Low Order JF - Proceedings of the Royal Society of London. Series A, Containing Papers of a Mathematical and Physical Character (1905-1934) VL - 96 IS - 680 SP - 429 EP - 455 PY - 1920/02/03/ UR - http://dx.doi.org/10.1098/rspa.1920.0008 M3 - doi:10.1098/rspa.1920.0008 AU - Wilson, E. ER -