Amtrak diesel locomotive 505, an EMD SDP40F SN 72694-6 at Dallas, Texas in June 1978. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, passenger train
Amtrak diesel locomotive 506, an EMD SDP40F SN 72694-7 at Dallas, Texas on June 22, 1978. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, passenger train
Amtrak diesel locomotive 506, an EMD SDP40F SN 72694-7 at Dallas, Texas on June 22, 1978. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, passenger train
Amtrak diesel locomotive 531, an EMD SDP40F SN 72694-32 at King Street Station in Seattle, Washington in August 1974. The King Dome construction is visible in this photograph. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, passenger train
Amtrak diesel locomotive 531, an EMD SDP40F SN 72694-32 at King Street Station in Seattle, Washington in August 1974. The King Dome construction is visible in this photograph. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, passenger train
Amtrak diesel locomotive 531, an EMD SDP40F SN 72694-32 at King Street Station in Seattle, Washington in August 1974. The King Dome construction is visible in this photograph. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, passenger train
Amtrak diesel locomotive 532, an EMD SDP40F SN 72694-32 at an unknown location in May 1974. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, passenger train
Amtrak diesel locomotive 532, n EMD SDP40F at Tacoma, Washington in May 1974. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, passenger train
Amtrak diesel locomotive 533 at Seattle, Washington in 1979. Train number 11 at King Street Station with the Seattle skyline in the background with the King Dome to the left. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, passenger train
Amtrak diesel locomotive 533, an EMD SDP40F at Seattle, Washington, circa 1980. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, passenger train