SP&S ALCO S-2 diesel locomotive Number 27 switcher on Hoyt Street Roundhouse turntable at Portland, Oregon in September 1956.
SP&S ALCO S-2 diesel locomotive Number 26 switcher on spot at Hoyt Street yard in Portland, Oregon.
SP&S ALCO S-2 diesel locomotive Number 26 switcher on the ready tracks at Portland, Oregon on November 14, 1944. Don Roberts photograph.
Roberts, DonSP&S ALCO S-2 diesel locomotive Number 25 switcher next to cinder pit track at Vancouver, Washington.
SP&S ALCO S-2 diesel locomotive Number 25 switcher on yard track.
Builder photo of SP&S ALCO S-2 diesel locomotive Number 25 at Schenectady, New York in December 1943. Photo by the American Locomotive Company.
American Locomotive CompanySP&S ALCO S-2 diesel locomotive Number 25 switcher working at Portland, Oregon in December 1956. Photo by John Labbe.
Labbe, JohnSP&S ALCO S-2 diesel locomotive Number 25 switcher working main line at Portland, Oregon in December 1956.
SP&S ALCO S-2 diesel locomotive Number 24 working in the yard at Willbridge, Oregon in 1950.
SP&S ALCO S-2 diesel locomotive Number 24 switcher on roundhouse track at Vancouver, Washington.