Wikimedia Commons has media related to Virgil Williams.
^Post, Ruth N. (June 1987). "The California Years of Virgil Macey Williams". California History. 66 (2): 114–129. doi:10.2307/25591535. JSTOR 25591535.
^"Death of Virgil Williams". Los Angeles Herald. December 19, 1886. p. 1. Retrieved December 2, 2019 – via Newspapers.com.
^"An Artist Gone". The San Francisco Examiner. December 19, 1889. p. 6. Retrieved December 2, 2019 – via Newspapers.com.
^Lekisch, Barbara (2003). Embracing Scenes about Lakes Tahoe & Donner: Painters, Illustrators & Sketch Artists 1855-1915. Lafayette, California: Great West Books. p. 35. ISBN 9780944220146. OCLC 1001900414.
^Shields, Scott A. (2006-04-17). Artists at Continent's End: The Monterey Peninsula Art Colony, 1875-1907. University of California Press. p. 223. ISBN 978-0-520-24739-0.
^"Local artist is praised by critics". The Independent. 1911-02-13. p. 3. Retrieved 2021-02-12.