LETTER OF SUBMITTAL. 



U. S. Department of Agriculture, 



Office of Experiment Stations, 



Irrigation Investigations, 

 Cheyenne^ Wyo., June 1, 1901. 

 Sir: I have the honor to submit for publication the report of an investigation 

 of the irrigation problems of California made under Vl\\ supervision during 1900. but 

 carried out b}'^ the experts in charge with only general directions from me. 



The reports of these experts aim to present an accurate statement of existing 

 conditions along nine streams in different parts of the State, which are believed to 

 be typical of what exist elsewhere. The names of those in charge and the location 

 of their labors are as follows: 



Name of expert. Name of stream. 



William E. Smythe Susan River. 



Marsc'en Manson Yuba River. 



James M. Wilson Cache Creek. 



C. E. Grunsky Kings River. 



Frank Soul^ San Joaquin River. 



C. D. Marx Salinas River. 



Edward M. Boggs Los Angeles River. 



James D. Schuyler San Jacinto River and Sweetwater River. 



In submitting their reports these experts have acknowledged their obligations 

 for assistance received from the following persons: 



William E. Smjthe to his a.ssistants. Albert Halen, C. E., of Standish, and 

 W. D. Minckler. of Susanville; Marsden Manson to Mr. H. D. H. Connick, assistant 

 engineer, and Mr. F. F. S. Kelsej-, draftsman; Mr. J. M. Wilson to Mr. Frank Adams 

 and Mr. P. N. Ashley, assistants: C. E. Grunsky to his two field assistants, Mr. E. F. 

 Haas and Mr. F. C. Hermann, and to Mr. J. C. Henkenius, draftsman. 



Acknowledgment of courtesies from parties not directly emploj^ed in the inves- 

 tigations are also made. To the engineers and officers of a number of mining and 

 water companies on Yuba River: to the chamber of commerce and officials and 

 citizens of Yolo, Lake, and Colusa counties; to a number of professors of the Uni- 

 versity of California and Leland Stanford Junior University; to railroad companies; 

 to canal companies, and to many individuals. The large number of persons who 

 have cooperated with these experts and assisted in this work prevents a more detailed 

 acknowledgment of courtesies extended. 



To the California Water and Forest Association special acknowledgment is due 



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