Bill J. Wright, Steve R. Waits: Evolution of The Davidson Yard. In: Fiber Optic Focus. Union Pacific Railroad, Vol. 26, Nr. 1, Februar 2011, Insert.
web.archive.org
From Ox-teams to Eagles: A History of the Texas and Pacific Railway. Texas & Pacific Railway, Dallas 1946 (online (Memento vom 22. April 2019 im Internet Archive)).