De colección 1886 Constitución Estatutos Regla de Orden de Conductores de Ferrocarriles Libro de Tren A9

S-Motor was the class designation given by the New York Central to its ALCO-GE built S-1, S-2, S-2a and S-3 electric locomotives. The S-Motors hold the distinction of being the world's first mass-produced main line electric locomotives with the prototype #6000 being constructed in 1904.

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