Duplexes. Here is a photo by Marion H. Myers that was taken near Pinecroft, Pennsylvania, in 1942. Shown here is Pennsylvania Railroad engine #6110, a T-1 (4-4-4-4) "Duplex" built by the Baldwin Locomotive Works during April of 1942 and retired in December of 1953 after just 11 years of revenue service. (Gift from Brad Mann.) |