SP&S diesel locomotives Number 860 (an American Locomotive Company (ALCO) FA-1, 200 (an ALCO FB-1), 855 (an ALCO FA-1) and 60 (an ALCO RS-2) with an eastbound freight near Stevenson, Washington on March 15, 1964. Photo by Henry R. Griffiths.

Color postcard aerial view of State Highway 14 and SP&S mainline along Columbia River, undated. This is a postcard image.

Color postcard titled "Surf Bathing, Clatsop Beach, Pacific Ocean, The North Bank Road", undated.

Color postcard view of SP&S track and the Columbia River near Underwood, Washington, 1912. This is a postcard image. Photo by the Kiser Photo Company.

Color postcard view of SP&S track and the Columbia River near Underwood, Washington, 1912, postmarked July 17, 1916 . This is a postcard image. Photo by the Kiser Photo Company.

SP&S steam locomotive with an eastbound passenger train at White Salmon, Washington, undated. From the Oregon Historical Society Collection.

An SP&S 4-4-2 Class C-1 steam locomotive heads a passenger train near Cascades, Washington, 1909, Fred H. Kiser Photograph, from the Oregon Historical Society Collection.

An SP&S 4-4-2 Class C-1 steam locomotive heads a passenger train near Cascades, Washington, 1909, Fred H. Kiser Photograph. This is a postcard image.

An SP&S 4-4-2 Class C-1 steam locomotive heads a passenger train near Cascades, Washington, 1909, Fred H. Kiser Photograph, from the Oregon Historical Society Collection.

An SP&S 4-4-2 Class C-1 steam locomotive heads a passenger train near Cascades, Washington, 1909, Fred H. Kiser Photograph. This is a postcard image.