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Liddell, C. A.
"C. A. Liddell [Colorado School of Mines class of 1904] has offices at 410-411 State Bank Building, Tonopah, Nevada, where he is engaged in U.S. Mineral Land Surveying and general examination work." p. 325, The Colorado School of Mines Magazine, vol. IX, no. 10, October 1919. https://books.google.com/books?id=s8YiAQAAMAAJ