Maria Eloisa McLoughlin(1817-1884) was the second daughter of John McLoughlin. Collection includes one copy of "Life of John McLoughlin Governor of the Hudson's Bay Company Possessions on the Pacific Slope, at Fort Vancouver" manuscript.
Papers of and relating to Dr. John McLoughlin, Chief Factor of the Hudson's Bay Company at Fort Vancouver, Washington, and later a land owner in Oregon City, Oregon; and materials of and relating to McLoughlin's descendants and relatives in the Fraser, Rae, Harvey, Wygant, and Winch families. Most of the materials are copies or transcriptions, with some original documents. Includes correspondence, legal documents, historical materials, and genealogies.