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Los Angeles, Cal., May 7, 1903. Mr. T. E. Gibbon, Attorney at Law, Vice President, L. A. s. P. & S. L. R. R. Dear sir:- In accordance with your wishes, I have examined the power proposition situated in Mono and Inyo Counties, State of California. The project is to utilize the waters of Owens River and Rush Creek, and also the waters from Rock Creek,- all three in Mono County,- impound the same in a reservoir located in Long Valley, Mono County, California, thence divert the flow from the reservoir into a pressure system, and finally deliver the same at Big Round Valley, Inyo County, California, where the power house would he located. The electric energy so ob­tained would be then transmitted to Los Angeles county, State of California, or any other place where the same is desired to be used. For convenience sake, I shall take Los Angeles as the terminal point for the distribution point of the electricity so generated. RUSH CREEK.- Rush Creek is a large stream whose head waters are in the' higher regions of the Sierra Nevada Mountains, and the ex­treme height of the watershed of said stream is between 12,000 and 14,000 feet above sea level, while the point of diversion is about 8000 feet above sea level. The extent of the drainage area tributary to said Rush Creek, is not exactly known to myself, since there are no accurate maps of that portion of the country in existence; but Rush Creek is almost entirely unused, with the exception of about