Southern Pacific Railroad steam locomotive number 4449 at San Francisco, California in April 1953. SP 4449, a 4-8-4, parked at the station in San Francisco while in service on the Daylight trains to Los Angeles in 1953. Photo by W.E. Miller, J.M. Fredricson collection. Other Subject Classes: steam locomotive, locomotive facility.

Southern Pacific Railroad steam locomotive number 4360 at San Francisco, California in November 1953. The crew of SP 4360, a 4-8-2, waits for a highball at the station in San Francisco in 1953. J.M. Fredrickson collection. Other Subject Classes: steam locomotive, passenger train, railroad crew.

Southern Pacific Railroad steam locomotive number 3611 at Davis, California on June 18, 1947. SP 3611, a 2-10-2, leads an extra freight train at Davis in 1947. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive, freight train.

Southern Pacific Railroad steam locomotive number 3025 at Los Angeles, California on August 06, 1973. SP 3025, a 4-4-2 Atlantic-type locomotive on display in Los Angeles in 1973. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive, display.

Southern Pacific Railroad diesel locomotive number 9847 at Modke Point, California in July 1976. SP 9847, 8873, 8959 and one other unit lead a freight train at Modke Point in 1976. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, freight train.

Southern Pacific Railroad diesel locomotive number 9800 at Roseville, California on August 03, 1973. SP 9800, 9802 and 2146 parked at the locomotive terminal in Roseville in 1975. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, locomotive facility.

Southern Pacific Railroad diesel locomotive number 9403 at Roseville, California on April 14, 1976. SP 9403 and 8843 lead an eastbound extra freight train at Roseville in 1976. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, freight train.

Southern Pacific Railroad diesel locomotive number 9349 at Mt. Shasta, California on August 17, 1977. SP 9349 help and westbound extra freight north of Mt. Shasta in 1977. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, freight train, helper locomotive-.

Southern Pacific Railroad diesel locomotive number 9238 at Roseville, California on April 14, 1976. SP 9238, 9358 and 9004 with an eastbound extra freight train at Roseville in 1976. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, freight train.

Southern Pacific Railroad diesel locomotive number 9238 at Roseville, California on April 14, 1976. SP 9238, 9358 and 9004 with an eastbound extra freight train at Roseville in 1976. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, freight train.