"Completion of the Los Angeles Aqueduct," by Burt A. Heinly, loose article removed from "Municipal Engineering," Vol XLIV, No. 4, April 1913, pages 288-298. The article starts with a full page portrait of William Mulholland and details the construction and completion of the aqueduct. The article is illustrated with photographs, diagrams and maps of the aqueduct in various stages of construction. The article is in good condition.