Lewis and Clark Bridge
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Hadlow, Robert W. (2001): Elegant Arches, Soaring Spans. C.B. McCullough Oregon's Master Bridge Builder. Oregon State University Press, Corvallis (USA), S. 141.
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Jackson, Donald C. (1984): Great American Bridges and Dams. A National Trust Guide. John Wiley & Sons, New York (USA), S. 313.
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Smith, Dwight A. / Norman, James B. / Dykman, Pieter T. (1989): Historic Highway Bridges of Oregon. 2. Ausgabe, Oregon Historical Society, Portland (USA), S. 212.
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Holstine, Craig / Hobbs, Richard: Spanning Washington. Historic Highway Bridges of the Evergreen State. Washington State University Press, Pullman (USA), S. 101-103.