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Comprehensive plan for flood control and water conservation : Assembled from computations and data made prior to February 18th, 1935. C.H. Howell, chief engineer
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Comprehensive plan : control and conservation of flood waters / H.E. Hedger, Chief Engineer
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A three dimensional map of the Los Angeles Basin showing flood control programs completed and authorized. At head of title: Los Angeles County Flood Control District. Sticker: Compliments of Supervisor Burton W. Chace. Relief shown by shading. Colored three-dimensional relief map, mounted within a frame. Shows county, U.S. Corps of Engineers and U.S. Dept. of Agriculture programs. Protective box with cover. Prime meridian: GM. Relief: three-dimensional. Graphic Scale: Miles. Projection: Cylindrical. Printing Process: Lithography.
493542
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Report to C.H. Howell, chief engineer, on rainfall and runoff in Los Angeles county flood control district, seasons 1932-34
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269278
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Provisional report of Board of engineers, flood control : Submitted to the Board of supervisors, Los Angeles county. June 3, 1914
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269329