Locomotive 1673, also, Railroad Impacts. Locomotora 1673, also, Impactos Ferroviarios. , Locomotive 1673 , Locomotive # 1673, a Mogul 2 – 6 – 0 type engine, was built by Schenectady Locomotive Works in 1900 and logged over 1,000,000 miles for the Southern Pacific Company, primarily in southern Arizona. In 1955 it was donated to the City of Tucson to mark the 75th anniversary of the arrival of the railroad to the community. It was listed on the National Register of Historic Places in 1992. , Locomotora 1673 , La Locomotora #1673, una máquina Mogul de tipo 2-6-0, fue construida por Schenectady Locomotive Works en 1900 y acumuló más de 1,000,000 de millas para Southern Pacific Company, principalmente en el sur de Arizona. En 1955 fue donada a la ciudad de Tucson para celebrar el 75 aniversario de la llegada del ferrocarril a la comunidad. En 1992 fue incluida en el Registro Nacional de Lugares Históricos. , Railroad Impacts , The Southern Pacific Railroad arrived in Tucson on March 20, 1880. For the first time the community had reliable access to the rest of the country. This access changed Tucson in many ways from architectural styles to furniture and clothing. Tucson had become a real part of the United States.