| This plaque explaining the formation of Amtrak is on display at the Southern Arizona Transportation Museum in Tucson, Arizona. The included image depicts three General Electric P30CH "Pooch" diesels leading the Sunset Limited P30CH 719 was built in 1975 as part of an order of 25 P30s. These 25 units operated on Amtrak for over 10 years, being retired and scrapped in the late 80s-early 90s. |