Works

• Journal kept by David Douglas during his travels in North America 1823-1827: together with a particular description of thirty-three species of American oaks and eighteen species of Pinus, with appendices containing a list of the plants introduced by Douglas and an account of his death in 1834 (1914)

• Oregon Historical Quarterly/Volume 6/Second Journey to the Northwestern Parts of the Continent of North America during the Years 1829-30-31-32-33
• Oregon Historical Quarterly/Volume 6/Number 4

Works about Douglas

• "Douglas, David," in Dictionary of National Biography, 1885-1900, London: Smith, Elder, & Co. (1885–1900) in 63 vols.
• Oregon Historical Quarterly/Volume 5/A Brief Memoir of the Life of Mr. David Douglas, with Extracts from His Letters

Works by this author published before January 1, 1927 are in the public domain worldwide because the author died at least 100 years ago. Translations or editions published later may be copyrighted. Posthumous works may be copyrighted based on how long they have been published in certain countries and areas.

 

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