Quality of surface waters of the United States, 1965, Parts 12-16, Pacific slope basins in Washington and upper Columbia River basin to Hawaii and other Pacific areas
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1966 ◽
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Quality of surface waters of the United States, 1954 : Parts 9-14, Colorado River basin to Pacific slope basins in Oregon and lower Columbia river basin
1959 ◽
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1954 ◽
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1959 ◽
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1961 ◽
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1958 ◽
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1967 ◽
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1960 ◽
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1966 ◽
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1970 ◽
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