This operating manual is a must-have for any train enthusiast or collector. It provides valuable information on how to operate EMD GP9 locomotives and is a great addition to any collection. Published in March 1957, this third edition manual is a rare find.

It includes detailed information on the operation and maintenance of the locomotives, as well as troubleshooting tips. The manual covers everything from the engine and electrical systems to the brakes and air compressor. Don't miss out on the chance to own this piece of railroad history.