SD45 931
SD45 931 at Topeka, Kansas in August 1979 (Dan Warren).
SD45 931 at Topeka, Kansas in August 1979 (Dan Warren).
SD45s 931 and 922 (date and location unknown).
SD45 6679 (Frisco 931) at Memphis, Tennessee in February 1981 (Lon Coone).
SD45s 931 and 929 at Ft. Worth, Texas (on the CRI&P) in March 1979 (Trackside Slides).