| Coal Power. Here is a duplicate 35mm color slide by an unidentified photographer that was taken in Renovo, Pennsylvania, in August of 1956. Shown here is Pennsylvania Railroad engine #4578, an I-1SA built by the Baldwin Locomotive Works as an I-1S during September of 1923, rebuilt in Juniata as an I-1SA in January of 1940, and retired in August of 1959 after 36 years of faithful service. |