| Here is a one-page article entitled "How Unit Trains Boost Coal Volume On PRR." It was published in the Pennsylvania Railroad Company's 118th Annual Report for the Year Ending 31 December 1964, page 22. Top Left-Hand Photo: Shown here is PRR engine #2200, an EF-22 built by GM-EMD in February of 1963 and rated at 2,250 horsepower. The photographer's name and the date are not recorded. |