A Spokane, Washington street car passes by as a crew works on a pipe line, undated.

SP&S steam locomotive with a freight train in the winter just after coming off the Fort Wright trestle near Spokane, Washington, undated.

SP&S 4-6-6-4 steam locomotive Number 910, Class Z-8, with a freight train at Spokane, Washington, undated.

SP&S 4-6-6-4 steam locomotive Number 902, Class Z-6, with a freight train at Hangman Creek, near Spokane, Washingon, undated.

SP&S 4-8-4 steam locomotive Number 702, Class E-1, with Train Number 2 on the Fort Wright trestle, May 2, 1941. Photo by Warren McGee.

SP&S 4-8-4 steam locomotive Number 701, Class E-1, with passenger train along Spokane River at Spokane, Washington, May 29, 1951. Photo by Wil Whittaker.

SP&S 4-8-4 steam locomotive Number 700, Class E-1, with Train Number 4 on the Fort Wright trestle, July 21, 1950. Photo by Phillip C. Johnson.

SP&S 2-8-2 steam locomotive Number 539, Class O-3, with a freight train at a crossing in Spokane, undated. Photo by Clyde Parent.

SP&S an American Locomotive Company (ALCO) 'Century Series' diesel locomotives with a freight train on the Fort Wright trestle, undated. Photo by Robert Johnston.

SP&S diesel locomotive Number 303, an American Locomotive Company (ALCO) C-424, leads a freight train on the Fort Wright trestle, undated. Photo by Robert Johnston.