| Oil Power. Here is a duplicate 35mm color slide of Pennsylvania Railroad engine #9493 and an unidentified GM-EMD Class "EF" B-unit. #9493 is an FF-16 built by Fairbanks-Morse in October of 1950, rated at 1,600 horsepower, and retired in April of 1965 after just 15 years of revenue service. The photographer's name, the exact date, and the location are not recorded. |