Locomotive 334 was built by the American Locomotive Company at their Schenectady New York works in May 1929. This locomotive primarily worked between Portola, California and Elko, Nevada. In 1950 334 was transferred to the Western Division and worked between Oakland, Stockton and Oroville. It was last used in regular service in 1952. It was reactivated in 1956 and run on excursions in 1956 and 1957. The locomotive was moved to the Western Railway Museum in 1967. This class of locomotive was primarily used for freight service.