Discussion on "The magnetic testing of iron"

J.W. Beauchamp, W.N.Y. King, T.W. Sampson, J.R. Williams, W.T. Wardale, E.J. Marsh, R.P. Lovell, W.E. Burnand, T.E. Herbert, W.H.F. Murdoch
1908 Journal of the Institution of Electrical Engineers  
doi:10.1049/jiee-1.1908.0011 fatcat:r7wp53eswvf3pm5iiflvclgyme