Note 13 — Front matter
Reading edition
See The Electrician, Vol. XLII., 1899, pp. 721, 728, 731, 732 and 841; communications from Mr. Campbell Swinton, Professor S. P. Thompson, Dr. Marchant, the author and others; also p. 864, same volume, for a leader on the subject; also p. 870, letters by M. Blondel and Professor E. Thomson. See also The Electrician, Vol. XLIII., p. 5, 1899, extracts from a Paper by P. Barry; Comptes Rendus, April, 1899. See also the Electrical Review, Vol. XLIV., p. 235, 1899, February 17.