Small boat at the site of the erecting of the SP&S Columbia River Bridge, February 22, 1908. This is a postcard image.

Last pin driven on the erection of span four-five on the SP&S Columbia River Bridge, January 3, 1908. This is a postcard image.

Erecting the 371 foot long span on the SP&S Columbia River Bridge, November 25, 1907. This is a postcard image.

SP&S Water Tank at Fallbridge, Washington, undated.

SP&S water tower under construction, undated.

A view of the SP&S Willamette River Bridge, June 1914. This is a postcard image.

SP&S Willamette River Bridge under construction, April 7, 1908. This is a postcard image.

A view of the SP&S Willamette River Bridge, May 8, 1912. This is a postcard image.

A view of the SP&S Willamette River Bridge, November 9, 1909. This is a postcard image.

A view of the SP&S Willamette River Bridge, undated. This is a postcard image.