Southern Pacific Railroad diesel locomotive in August 1975. SP 9042 and 9119 lead a local freight train in California in 1975. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, freight train.

Southern Pacific Railroad Commuter train No. 112, lead by a Fairbanks-Morse locomotive, passes another commuter train at the at the Redwood City, California, depot on August 02, 1973. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, passenger train, passenger depot.

Southern Pacific diesel locomotives 3204 and 3206 lead Amtrak train number 11 at San Jose, California on August 10, 1973. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotives, passenger train

View of the head-end of a tourist train led by Sierra Railway Baldwin 2-8-0 steam locomotive number 28, at Jamestown, California, on June 22, 1974. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive, passenger train.

View of the head-end of a tourist train led by Sierra Railway Baldwin 2-8-0 steam locomotive number 28 at Jamestown, California, on June 22, 1974. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive, passenger train.

View of the head-end of a tourist train led by Sierra Railway Baldwin 2-8-0 steam locomotive number 28 at Jamestown, California, on June 22, 1974. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive, passenger train.

Sierra Railway Baldwin 2-8-0 steam locomotive number 28, built in 1922, pushes a tourist train at Jamestown, California, on June 22, 1974. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive, passenger train.

Sierra Railway Baldwin 2-8-0 steam locomotive number 28, built in 1922, pulls a tourist train near Jamestown, California, on June 22, 1974. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive, passenger train.

Sierra Railway Baldwin 2-8-0 steam locomotive number 28, built in 1922, at Jamestown, California, on June 28, 1974. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive.

Sierra Railway Baldwin 2-8-0 steam locomotive number 28, built in 1922, pulls a tourist train near Jamestown, California, on June 22, 1974. Photo by J.M. FredricksonOther Subject Classes: steam locomotive, passenger train.