SP&S ALCO RS-3 diesel locomotive Number 84 working in the yard at Vancouver, Washington in September 1969. This locomotive was purchased from the Great Northern in April 1959 and was originally GN 232.

SP&S ALCO RS-3 diesel locomotive Number 82 at the yard at Vancouver, Washington in October 1965.

Color photo of SP&S ALCO RS-3 diesel locomotive Number 82. Photo by Ed Austin.

Color photo of SP&S ALCO RS-3 diesel locomotive Number 82. Photo by Ed Austin.

Builder photo of SP&S ALCO RS-3 diesel locomotive Number 81 at Schenectady, New York in June 1953. Photo by the American Locomotive Company.

SP&S EMD F7A diesel locomotive Number 806 is in the lead as the Railway Post Office car picks up a sack of mail from a mail crane. Photo by Gil Hulin.

SP&S EMD F7A diesel locomotive Number 806 passing by a mail sack in a mail crane ready to be picked up. Photo by Gil Hulin.

Color postcard view of SP&S EMD F7A diesel locomotive Number 805 at Willbridge, Oregon with Train Number 2, the eastbound connection from Portland, Oregon with the Great Northern Empire Builder.

SP&S EMD F7A diesel locomotive Number 805 at the Great Northern shops at Hillyard at Spokane, Washington in September 1956.

SP&S EMD F7A diesel locomotives Number 805 and 804 set to leave Union Station at Portland, Oregon.