| Here is page eight of a 22-page booklet published by the Pennsylvania Railroad entitled "Modern Power For Today's Trains." It was issued originally during July of 1949. Partial Caption: "For through freight service." Prominent here is PRR engine #9501, an EF-15 built by GM-EMD in July of 1947, rated at 1,500 horsepower, and retired in November of 1962 after just 15 years of revenue service. |