Title :
Discussion on ``The Choice of Frequency for Single-Phase, Alternating-Current Railway Motors´´, and ``Twenty-five versus Fifteen Cycles for Heavy Railways´´, at Niagara Falls, N. Y., June 27, 1907
Keywords :
"Rail transportation","Frequency","Induction generators","Costs","Turbines","Railway engineering","Magnetic circuits","Induction motors","Magnetic fields","Power supplies"