This collection consists of papers and 876 maps of Southern California hydraulic engineer Eugene C. La Rue (1879-1947) related
to irrigation projects in the western United States,
as well as diaries of La Rue's Colorado River trips from 1921, 1922, and 1924.
Eugene Clyde La Rue (1879-1947), a Los Angeles hydraulic engineer, was born in Riverside, California, and graduated from the
University of California in 1904. He was employed by the U.S. Geological Survey making field examinations for power sites
reporting on irrigation projects, first as district engineer for the Great Basin District headquartered in Salt Lake City
and then in the Water Resources Branch (1911-27). After this time La Rue entered a private civil engineering partnership in
2,543 pieces in 18 boxes and 876 rolled maps
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