TY - JOUR T1 - On Effects of Retentiveness in the Magnetisation of Iron and Steel. (Preliminary Notice) JF - Proceedings of the Royal Society of London (1854-1905) VL - 34 SP - 39 EP - 45 PY - 1882/01/01/ UR - http://dx.doi.org/10.1098/rspl.1882.0010 M3 - doi:10.1098/rspl.1882.0010 AU - Ewing, J. ER -