TY - JOUR T1 - A Method of Analysing Galvanometer Records JF - Proceedings of the Royal Society of London. Series A, Containing Papers of a Mathematical and Physical Character (1905-1934) VL - 99 IS - 697 SP - 172 EP - 174 PY - 1921/05/02/ UR - http://dx.doi.org/10.1098/rspa.1921.0032 M3 - doi:10.1098/rspa.1921.0032 AU - Hartree, W. AU - Hill, A. ER -