Eight construction workers who worked with timbers on the construction of the SP&S Columbia River Bridge, circa 1908. This is a postcard image.

Raising the first bent of the traveler used in erecting the SP&S Columbia River Bridge, August 30, 1907. This is a postcard image.

Color postcard view looking through the SP&S Columbia River Bridge to the south, postmarked August 28, 1909. This is a postcard image.

General view looking south of the SP&S Columbia River draw bridge at Vancouver, Washington, April 24, 1908. 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.

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

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.

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 550 (formerly Great Northern Class O-4), at Vancouver, Washington, 1949.