Southern Pacific Railroad locomotive number twenty, ca.1895 

Southern Pacific "Cab Forward" steam locomotive coming out of Snow Shed 10, heading West onto Butte Canyon Trestle, ca.1910 

Southern Pacific Railroad line near Redlands (or San Dimas?), lined with orange groves, California, ca.1880 

Train passing through a railroad snow shed and onto a tressel in the mountains at Cisco, ca.1910 

Southern Pacific Railroad train coming out of snow sheds in the mountains near Cisco, ca.1909 

Desert Station of Southern Pacific Railroad at Palmdale showing a train in station, ca.1895 

The "Dummy" line (?), a San Diego and Pacific Beach railroad car, ca.1890 

The Colis P. Huntington, a Southern Pacific Railroad locomotive, [s.d.] 

Grand opening of the Colton-San Bernardino-Redlands Railroad, 1898 

Two locomotives for the San Pedro and Los Angeles Railroad, 1872 

Southern Pacific train coming out of Snow Shed 10, heading West onto Butte Canyon Trestle, ca.1910 

Southern Pacific train on a Wilmington dock, ca.1880 

Conness Number Six engine with fuel box, standing on a trestle, Central Pacific Railroad, March, 1865 

Southern Pacific Railroad Station and horse car in Ventura, ca.1905 

Shay Geared Locomotive on railroad tracks, ca.1900 

Southern Pacific Railroad Depot and Ocean View Hotel at Long Beach, California, ca.1890 

The first train on the Cahuenga Valley Railroad to Hollywood, ca.1888 

Newly arrived passengers posing in front of their Southern Pacific train during the "Boom Days", ca.1885 

Drawing of "West Point," the first locomotive with a four-wheel truck, ca.1840 

Locomotive engine used by a salt works, California, ca.1910