Library of Congress · or0371
Historic Columbia River Highway, Oneonta Tunnel, Adjacent to Historic Columbia River Highway through Oneonta Point, Troutdale, Multnomah County, OR
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Photo(s): 1 | Data Page(s): 18 | Photo Caption Page(s): 1
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oregon department of transportation, hadlow, robert w, historic american engineering record, lancaster, samuel c, lowe, jet, s. p. white & company, pfueller, lisa m, oregon state highway department. Historic Columbia River Highway, Oneonta Tunnel, Adjacent to Historic Columbia River Highway through Oneonta Point, Troutdale, Multnomah County, OR. https://www.loc.gov/item/or0371/
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