The B&O during the 1945-1955 steam to diesel transition. B&W photos of Mallets, 2-10-0's, new FT diesels. The B&O was a pioneer in the use of diesel-electric locomotives. Photographers turned to the B&O for the final years of steam power. Second Printing 1986 Carstens Publications. Softcover. Good condition, wear to covers. 48pp. IL-63PL-LZ4I