SP&S diesel locomotives Numbered 153 and 152, EMD GP9's, with an excursion passenger train for the Railroad Business Women Convention at the Seaside, Oregon depot, undated. Photo by Frank Seufert.

A view from an SP&S passenger train at the Seaside, Oregon depot getting ready to depart, undated.

SP&S 4-6-0 steam locomotive Number 150, Class D-2, with passenger train at the Seaside, Oregon depot, 1945. Photo by Al Haij.

Color postcard view of the SP&S depot at Seaside, Oregon with large group of people waiting for the departure of the evening passenger train to Portland, postmarked July 31, 1917.

SP&S depot at Seaside, Oregon with large group of people. Standing at the depot is a passenger train with SP&S observation lounge car Number 551 on the rear, undated. From the Oregon Historical Society Collection.

Spokane Portland & Seattle drawbridge at Vancouver, Washington, circa 1910. Postcard of new bridge with touched-in passenger train crossing. Postcard copy, J.M. Fredrickson collection. Other Subject Classes: bridge

Spokane International Railroad (SI) roundhouse at Spokane, Washington, undated. Other Subject Classes: Roundhouse

Spokane International Railroad Marine Barge Dock, Bayview, Idaho. A David Emerson photo of a Michael Denuty post card, taken in 1983.

Spokane Inland Empire Railroad depot, track side view, waiting room end, at Mica, Washington. A David Emerson photo, undated.

Spokane and Inland Empire Railroad Company interurban depot at Spokane, Washington, circa 1915. J.M. Fredrickson collection. Other Subject Classes: depot