Utah Railway Alco RSD15 401 at Martin, Utah, July, 1976. Photographer: Ed Fulcomer. Scanned from a 2 1/4 x 2 1/4 negative owned by Digital Rail Artist. This unit was built as AT&SF 823 in July, 1959. It was renumbered 9823 on February 11, 1970, in the system general renumbering. It was placed in the deadline at San Bernardino, California, by August, 1974, and was retired on January 15, 1975. It was sold to Precision National in March, 1975, and became Utah Railway 401 on November 8 of that…