SP&S an American Locomotive Company (ALCO) RS-3 diesel locomotive with a freight train east of Astoria, Oregon probably with grain for the Port of Astoria, undated.

SP&S diesel locomotive Number 863, an American Locomotive Company (ALCO) FA-1, with an eastbound freight on Fort Wright trestle, February 1965. Photo by Robert Johnston.

SP&S diesel locomotive Number 860, an American Locomotive Company (ALCO) FA-1, leads an A-B-B-A set of locomotives westbound across the Burr Canyon trestle, undated. From the Oregon Historical Society Collection.

Repair of the damaged SP&S tracks at North Portland, Oregon due to breach of the railroad fill, June 4, 1948.

Repair of the damaged SP&S tracks at North Portland, Oregon due to breach of the railroad fill, June 4, 1948.

Repair of the damaged SP&S tracks at North Portland, Oregon due to breach of the railroad fill, June 4, 1948.

SP&S crane X-35 working on rebuilding SP&S Bridge G-2-1 on the Goldendale Branch, October 1958.

Color postcard view of the SP&S Columbia River Bridge, undated. This is a postcard image.

Color postcard view of the north end of the SP&S Columbia River Bridge, undated. This is a postcard image.

Color postcard view of the SP&S Columbia River Bridge with a northbound passenger train, undated. This is a postcard image.