The Southern Pacific (reporting mark SP) (or Espee from the railroad initials) was an American Class I railroad network that existed from 1865 to 1996...

with Southern Pacific Transportation Company, itself a giant system that was absorbed by the Denver and Rio Grande Western Railroad. The Union Pacific Railroad...

transcontinental railroad" in North America. Incorporated in 1861, CPRR ceased independent operations in 1885 when the railroad was leased to the Southern Pacific Railroad...

The history of the Southern Pacific ("SP") stretched from 1865 to 1998. The Southern Pacific was represented by three railroads. The original company was...

was formed in 1903 as an attempt to break the near-monopoly the Southern Pacific Railroad had on rail service into northern California. WP's Feather River...

The Missouri Pacific Railroad (reporting mark MP), commonly abbreviated as MoPac, was one of the first railroads in the United States west of the Mississippi...

Southern Pacific Railroad Company, 118 U.S. 394 (1886), is a corporate law case of the United States Supreme Court concerning taxation of railroad properties...

stock formerly owned and operated by Southern Pacific Railroad have been preserved in museums, on tourist railroads, and various other locations all across...

to Humboldt County to transport lumber south. The Southern Pacific Railroad controlled the southern end of the line from Willits south to Marin and Schellville...

Southern Pacific 4449, also known as the Daylight, is the only surviving example of Southern Pacific Railroad's GS-4 class of 4-8-4 Northern type steam...

The Southern Pacific Railroad of Mexico (reporting mark SPM) was a railroad subsidiary of the Southern Pacific Railroad in Mexico, operating from Nogales...

Pacific Railroad Acts of 1862 were a series of acts of Congress that promoted the construction of a "transcontinental railroad" (the Pacific Railroad)...

Southern Pacific 4294 is a class "AC-12" 4-8-8-2 Cab forward type steam locomotive that was owned and operated by the Southern Pacific Railroad (SP)....

route operated jointly by the Union Pacific Railroad and the Central Pacific Railroad/Southern Pacific Railroad, between the eastern termini of Council...

and influential businessmen, and railroad tycoons — also called robber barons — who funded the Central Pacific Railroad (C.P.R.R.), which formed the western...

The Santa Fe–Southern Pacific merger was an attempted corporate consolidation of two of the major railroads in the Western United States at the time: the...

transcontinental railroad (known originally as the "Pacific Railroad" and later as the "Overland Route") was a 1,911-mile (3,075 km) continuous railroad line built...

The Wisconsin and Southern Railroad (reporting mark WSOR) is a Class II regional railroad in Southern Wisconsin and Northeastern Illinois currently operated...

Pacific Railway Company (known as the T&P) was created by federal charter in 1871 with the purpose of building a southern transcontinental railroad between...

Union Pacific Railroad (Mark I)(UP, 1897–1998). For the history of the Union Pacific Railroad (Mark II), see Union Pacific and Southern Pacific Transportation...

the SPCSL Corporation, and the Southern Pacific Transportation Company. All railroads not including the Southern Pacific Transportation Company were merged...

The original Chicago, Rock Island and Pacific Railroad (CRI&P RW, sometimes called Chicago, Rock Island and Pacific Railway) (reporting marks CRI&P, RI...

Industries, purchased Southern Pacific Transportation Company, and as the result of a merger, the larger Southern Pacific Railroad name was chosen for identity...

for the Southern Pacific Railroad (SP) in 1921. No. 2472 is one of three surviving Southern Pacific P-8 class 4-6-2 Pacific locomotives, the other two...

Railroad in 1877 by Hinkley Locomotive Works of Boston. The best known example of the cab-forward design in the United States, the Southern Pacific Cab-Forward...

created in 1901 by railroad executive Henry E. Huntington and banker Isaias W. Hellman. As a Vice President of the Southern Pacific Railroad (SP), operated...

locomotive was built by the Lima Locomotive Works (LLW) for the Southern Pacific Railroad (SP) in 1943. The GS-6 lacked side skirting and red and orange...

The Southern Pacific Railroad Section Superintendent House located in Folsom, California is a historic company housing building built by the Southern Pacific...

The Western Pacific Railroad (1862–1870) was formed in 1862 to build a railroad from Sacramento, California, to the San Francisco Bay, the westernmost...

The Atlantic and Pacific Railroad was a U.S. railroad that owned or operated two disjointed segments, one connecting St. Louis, Missouri with Tulsa, Oklahoma...