Three Western Pacific Railroad diesel locomotive pass the caboose of a freight train at Keddie, California, circa 1978. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive

Four Western Pacific Railroad diesel locomotives lead freight train 137 at Oroville, California, circa 1982. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive

Western Pacific Railroad steam locomotive 26 at Los Angeles, California on August 6, 1973. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive

Western Pacific Railroad trailers-on-flat-car train at Keddie Wye, California in 1977. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive

Yreka Western Railroad caboose on display at Yreka, California, on June 16, 1978. Photo by J.M. Fredrickson. Other Subject Classes: wood caboose, display

Yreka Western Railroad caboose on display at Yreka, California, on June 16, 1978. Photo by J.M. Fredrickson. Other Subject Classes: wood caboose, display

Yreka Western Railroad Alco S4 diesel locomotive number 1172 (construction number 81393, built in 1955) parked with sister 1171 at the engine facility in Yreka, California, on June 16, 1978. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive , switching locomotive.

Yreka Western Railroad Alco S4 diesel locomotive number 1172 (construction number 81393, built in 1955) parked with sister 1171 at the engine facility in Yreka, California, on June 16, 1978. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive , switching locomotive.

Yreka Western Railroad passenger car number 409 at Yreka, California, on August 16, 1977. Photo by J.M. Fredrickson. Other Subject Classes: passenger car, observation car