Penn Central F7A 721, former Rio Grande 5721. PC bought 10 D&RGW F units, F7A 5721 & 5754 and F7B 5712 & 5733 were mechanically sound and kept for service. The other units were sent to EMD for trade-in on EMD order 7202 (GP38 7815-7824). Unknown photographer photo, from my collection.
Photos of North America's favorite First Generation locomotives. EMD, ALCO, Baldwin; essentially anything that represents the OG wide cab diesel locomotive