SP&S Cape Horn tunnel with passenger train exiting east portal, undated. Photo by Fred H. Kiser.

SP&S Cape Horn tunnel looking at east portal, undated.

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 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 heading Train Number 2 by Wind Mountain and the Columbia River, undated. Photo by Angelus Commercial Studio.

Postcard view looking down as SP&S an American Locomotive Company (ALCO) FA type diesel locomotives lead a westbound freight along the Columbia River, undated.

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.