W. L. Adams, ed. (June 14, 1856). "Mr. John Beeson". The Oregon Argus. Oregon City, Oregon Territory. p.2 col.1 bul.4. Retrieved April 13, 2018. Mr. John Beeson is now in this city. He informs us he left...
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Lang, William L. "John Beeson". The Oregon Encyclopedia. Oregon Historical Society. Archived from the original on 21 May 2018. Retrieved 20 June 2018.