Diesel EMD F7A - Standard DC -- Rock Island #118 (black, red)

The EMD F7 was a 1,500 horsepower (1,100 kW) diesel-electric locomotive produced between February 1949 and December 1953 by the Electro-Motive Division of General Motors (EMD) and General Motors Diesel (GMD). A total of 2,366 cab-equipped lead A-units and 1,483 cabless booster or B-units were built.