Spokane, Portland, and Seattle Railway Steam Locomotive Number 506 formerly Great Northern Number 3123 (Class O-1), at Vancouver, Washington, 1938.

Spokane, Portland, and Seattle Railway Steam Locomotive Number 507 at Vancouver, Washington, 1938.

Spokane, Portland, and Seattle Railway Steam Locomotive Number 508 (formerly Great Northern Class O-1), at Vancouver, Washington, 1947.

Spokane, Portland, and Seattle Railway Steam Locomotive Number 512 formerly Great Northern, at Vancouver, Washington, 1948.

Spokane, Portland, and Seattle Railway Steam Locomotive Number 550 (formerly Great Northern Class O-4), at Vancouver, Washington, 1949.

Spokane, Portland, and Seattle Railway Steam Locomotive Number 624 formerly Great Northern Number 1047 (Class E-14), at Vancouver, Washington, 1937.

Spokane, Portland, and Seattle Railway Steam Locomotive Number 625 with passenger train, formerly Great Northern Class E-14, at Vancouver, Washington, 1947.

Spokane, Portland, and Seattle Railway Steam Locomotive Number 625 with passenger train at station, formerly Great Northern Class E-14, at Vancouver, Washington, 1947.

An aerial view of the City of Vancouver, Washington, undated. This is a postcard image.

Color postcard view of steam locomotive powered passenger train passing over the SP&S Columbia River Bridge, postmarked August 1912. This is a postcard image.