L. D. Ricketts (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "L. D. Ricketts" in English language version.

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2books.google.com

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aimehq.org

Ricketts, Louis. "James Douglas medal recipients". AIME.

archive.org

Rickard, Thomas (1922). Interviews with Mining Engineers. San Francsico: Mining & Scientific Press. pp. 431–456.
Schwantes, Carlos (2000). Vision & Enterprise, Exploring the History of Phelps Dodge Corporation. Tucson: University of Arizona Press. pp. 93, passim. ISBN 0-8165-1943-9.

books.google.com

Press Reference Library Notables of the West. Vol. II. International News Service. 1915. p. 123. Retrieved July 25, 2020 – via Google Books.
"Louis Davidson Ricketts, President". Bulletin of the American Institute of Mining Engineers (110): iv–vii. March 1916.