| Diesel Action. Here is a duplicate 35mm color slide by an unidentified photographer that was taken in Altoona, Pennsylvania, c. 1962. Shown here (L to R) are General Electric U25B demonstrator engines #2501, #2502, and two more units whose numbers are not recorded. All were built in February of 1962 and rated at 2,500 h.p. each. Visible at the left are Pennsylvania Railroad Passenger Car Shops. At the far right, a small portion of the 4th Street Footbridge is discernable. |