1. Union Pacific Railroad Publication: [United States] : [publisher not identified], [not after 1941] Subject(s): NursesInfantRailroadsUnion Pacific Railroad Company.
2. Citadel Rock, Green River Valley Author(s): Russell, Andrew J., photographer Publication: New York : Julius Bien, 1870 Subject(s): GeologyRailroadsWyomingUtahColoradoUnion Pacific Railroad Company.