(en) Elwood Evans (coll.), History of the Pacific Northwest: Oregon and Washington : Embracing an Account of the Original Discoveries on the Pacific Coast of North America, and a Description of the Conquest, Settlement and Subjugation of the Original Territory of Oregon; Also Interesting Biographies of the Earliest Settlers and More Prominent Men and Women of the Pacific Northwest, Including a Descripiton of the Climate, Soil, Productions of Oregon and Washington, vol. 2, North Pacific history Company, (lire en ligne), « John F. Adams », p. 184.
(en) W. H. Leeds, « Special Laws », The State of Oregon General and Special Laws and Joint Resolutions and Memorials Enacted and Adopted by the Twentieth Regular Session of the Legislative Assembly, Salem, Oregon, State Printer, , p. 703 (présentation en ligne).
