991 resultados para Washington (D.C.) Filtration plant.


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United States Department of Agriculture, Bureau of Chemistry and Soils in cooperatio with the University of California Agricultural Experiment Station.

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Caption title: Soil survey of the Wasco area, California.

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R. Earl Stories, in charge, and Bruce C. Owen, University of California, and E.J. Carpenter, M.H. Layton and W.J. Leighty, Soil Survey Division, Bureau of Chemistry and Soils, United States Department of Agriculture.

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Vols. 10, 14, 15, 17, 20 and 21 issued without series title.

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Sept. issue <1975-> contains directory of members.

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Title from caption.

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Title varies slightly.

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U.S. Department of Agriculture, Bureau of Soils in cooperation with the University of California Agricultural Experiment Station.

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Includes index.

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Some issues have supplement: Cooperative economic insect report. Special report.