TY - JOUR T1 - On Certain Points in the Theory of the Magneto-Electric Machines of Wilde, Wheatstone, and Siemens JF - Proceedings of the Royal Society of London (1854-1905) VL - 15 SP - 403 EP - 404 PY - 1866/01/01/ UR - http://dx.doi.org/10.1098/rspl.1866.0090 M3 - doi:10.1098/rspl.1866.0090 AU - Varley, C. ER -