Pennsylvania Railroad (PRR) 7916 - EMD SW1200

French. Here is an original photo of Pennsylvania Railroad engine #7916, an ES-12 switcher built by GM-EMD in November of 1957 and rated at 1,200 horsepower. Partially visible at the left is PRR engine #8650, an AS-18M road switcher built by the American Locomotive Company in December of 1957 and rated at 1,800 horsepower. The photographer's name, the exact date, and the location are not recorded.