Branch, Spokane, Wash, 

 stream flow records. 



provisional 



10. U. S. Department of Commerce, Bureau 

 of the Censis, "1950 United States 

 Census of Population, Washington." 



11. Seabloom, Robert W. , "Water Quality 

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 University of Washington Thesis, 

 University Library, I'SSb. 



12. Columbia Basin Inter-Agency Committee, 

 Pollution Control Sub-Committee. 

 "Report of Columbia River and Tribu- 

 taries Mileage Index," 1952. 



13. "Sewage Collection and Treatment Works 

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 Research and Services, University of 

 Washington, Report No. 86, Supplement 

 No. 1, 1954. 



14. "A Biennium and Status Report of the 

 Washington Pollution Control Commis- 

 sion," November 1956, Olympia, Wash- 

 ington. 



15. Scofield, Carl S., "Salt Balance in 

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 tural Research, 61 (1), July 1040. 



16. Houk, I. E. , "Irrigation Engineering," 

 Vol. I, New York, John Wiley and Sons, 

 1951. 



17. California State Water Pollution Con- 

 trol Board, "Water Quality Criteria," 

 Sacramento, Publication No. 3, 1952, 

 with Addendum No. 1, 1954. 



18. Truesdale, G. A., A. L. Downing, and 

 G. F. Lowden, "The Solubility of 

 Oxygen in Pure Water and Sea-Water," 

 Journal of Applied Chemistry, 5, 

 February 1955, London. 



19. "Standard Methods for the Examination 

 of Water, Sewage and Industrial 

 Wastes," 10th Edition, A.P.H.A., 1955. 



20. U. S. Department of Commerce, Weather 

 Bureau, Climatological Data, Washington 

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21. Churchill, M. A., "Effects of Storage 

 Impoundments on Water Quality," Pro- 

 ceedings A.S.C.E. , Vol. 83, No. SAl , 

 1957. 



22. Davidson, C. M. , and M. A. Churchill, 

 "Interrelation of Stream Regulation 

 and Stream Pollution," Proceedings 

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23. Ingals, R. S., "Pollutional Effects 

 of Hydraulic Power Generation," Sewage 

 and Industrial Wastes, Vol. 29, No. 3, 

 March 1957. 



24. U. S. Fish and Wildlife Service unpub- 

 lished biological and water chemistry 

 data for the Wenatchee River Basin, on 

 file in Seattle, Washington. 



25. Ordal, E. J., unpublished research 

 progress reports to U. S. Fish and 

 Wildlife Service, Seattle, Washington. 



26. Sylvester, R. 0., M. J. Westin, J. T. 

 Suzuki, and M. G. Dailey, "An investi- 

 gation of Pollution in the Yakima 

 River Basin," Washington Pollution 

 Control Commission Technical Bulletin 

 No. 9, 1951. 



27. Van Winkle, Walter. 

 339 and 363, 1914. 



U.S.G.S. W.S.P. 



28. Swenson, H. A. , "Inventory of Pub- 

 lished and Unpublished Chemical Analy- 

 sis of the Geological Survey Relating 

 to Surface Water in the Pacific North- 

 west," Portland, Oregon, 1955. 



29. Rostenbach, R. £. , "Temperature of 

 the Columbia River between Priest 

 Rapids, Washington and Umatilla, Ore- 

 gon," U. S. Atomic Energy Commission 

 Unclassified Publication HW-39347 , 1955. 



30. Washington Department of Conservation 

 and Development, "Monthly and Yearly 

 Summaries of Hydrographic Data in the 

 State of Washington," Water-oupply 

 Bulletin No. 6, 1955. 



31. U. S. Public Health Service "Drinking 

 Water Standards," Public Health 

 Reports, Vol. 61, No. 11, March 1946. 



Ilfi 



<* US GOVERNMENT PRINTING OFFICE 1959 O— 529791 



