Union Pacific Freight Cars 1936-1951 by Terry Metcalfe.
Well-done black and white pictorial of freight cars of every sort -- box cars, tank cars, reefers, livestock cars, gondolas, hoppers, etc. plus specialized cars such as Schnabel cars and those built for the military. With informative captions from a noted railroad expert.
Softcover, 217 pages.
Very good condition, please see photos.