Here is a duplicate 35mm color slide of Pennsylvania Railroad engine #9473, an FP-20 built by Fairbanks-Morse in June of 1948, rated at 2,000 horsepower, and retired in September of 1962 after just 14 years of revenue service. In this context, it's undergoing compatibility tests on the Long Island Rail Road. By and by, the LIRR purchased eight CPA-20's from Fairbanks-Morse in 1950. The photographer's name, the exact date, and the location are not recorded.
AHC. Here is a photo that was taken at the Horseshoe Curve near Altoona, Pennsylvania. Shown here (R to L) are Pennsylvania Railroad engines #9473 and another unit whose number is not recorded. Both were built by Fairbanks-Morse and rated at 2,000 horsepower each. #9473 is an FP-20 built in June of 1948 and retired in September of 1962 after just 14 years of revenue service. In this context, they're pulling a fully-loaded mineral train down the Allegheny Mountains and around the Curve on its way to the Eastbound Receiving Yards in Altoona. The photographer's name and the date are not recorded.
Here is an original photo by Douglas C. Jones that was taken in Orangeville, Maryland, c. 1953. Shown here (L to R) is Pennsylvania Railroad engine #9473 and two more units whose road numbers are not recorded. All were built by Fairbanks-Morse and rated at 2,000 horsepower each. #9473 is an FP-20 built in June of 1948 and retired in September of 1962 after just 14 years of revenue service.