Crossing Tehachapi Creek between Woodford and Walong, the engineer of an eastbound Southern Pacific freight gives a friendly wave as the train climbs over the Tehachapi Mountains, with a typically eclectic Espee consist: SD35 6900 (ex-4816) leading U30C 7918 and SD9 3927 (ex-5453). (Tehachapi Mountains, California – August 1973). Leo J. Munson photograph, Craig Walker Collection