Modern Power for Today's Trains. Pennsylvania Railroad
no city: the line, 1949. Pamphlet. p. with sixteen devoted to big diesel, steam and electric locomotives and some small switching engines (b&w pix and stats). Softbound, an oblong pamphlet in 5.5x8 inch stapled photographic wraps. A very good clean copy, front cover bears a small seller's inventory number in red pencil, otherwise free of any markings.