Amtrak 571 departing Portland Union Station with a northbound Amtrak "Coast Starlight" heading to Seattle in 1975. Photograph by Alden Raney. Other subject classes: Locomotive Diesel, Train-Passenger.

Amtrak 571 and 570 departing Portland Union Station with a northbound Amtrak "Coast Starlight" heading to Seattle in 1975. Photograph by Alden Raney. Other subject classes: Locomotive Diesel, Train-Passenger.

View of cab on Amtrak locomotive 571 in 1975. Photograph by Alden Raney. Other subject classes: Locomotive Diesel.

Amtrak diesel locomotive 573, an EMD SDP40F near the the King Dome at Seattle, Washington in 1979. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, passenger train

Amtrak diesel locomotive 573 at Tacoma, Washington, circa 1978. Amtrak 573 leads train number 14 at Continental Grain dock in Tacoma. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, passenger train

Amtrak diesel locomotive 574, an EMD SDP40F at King Street Station in Seattle, Washington in 1974. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, passenger train

Amtrak diesel locomotive 574, an EMD SDP40F at King Street Station in Seattle, Washington in 1974. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, passenger train

Amtrak diesel locomotive 574, an EMD SDP40F at King Street Station in Seattle, Washington in 1974. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, passenger train

Amtrak diesel locomotives 574 at Seattle, Washington in June 1974. Amtrak 574 and 575 lead train number 17 at King Sreet Station in Seattle. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotives, passenger train

Amtrak diesel locomotive 576, an EMD SDP40F at Balmer Yard in Seattle, Washington, circa 1978. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, passenger train