His papers contain field notebooks when Willis S. Jones was superintendent of Claremont Domestic Water Company and consulting engineer Vail Company, legal cases on water rights and supply, maps of Southern California, photographs of San Gabriel Valley, rainfall and run-off records from Southern California, reports on water use in Southern California, the San Gabriel investigation, an water rights and water supply in Southern California from 1919-1979.

Willis S. Jones was a consulting engineer for the Consolidated Water Company of Pomona in 1907; superintendent of Claremont Domestic Water Co.; and consulting engineer for nthe Vail Co. in Riverside Co. He built dams along the Santa Margarita and Temecula River on the Pauba Ranch near Temecula, California.

14 feet (14 boxes)

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This collection is open for research.