| Oil Power. Here is a duplicate 35mm color slide by an unidentified photographer that was taken near Millersburg, Pennsylvania, c. 1966. Shown here (L to R) is Pennsylvania Railroad engine #2426 and another unit whose road number is not recorded. #2426 is an AF-25 built by the American Locomotive Company in February of 1965 and rated at 2,500 horsepower. |