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1by Spahr, Norman E.Subjects: “...Water quality Colorado River Watershed (Colo.-Mexico)...”
Published 2000
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2Published 2000Subjects: “...Water quality Colorado River Watershed (Colo.-Mexico)...”
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3by Nordlund, Bryan D.Subjects: “...Water quality Colorado River Watershed (Colo.-Mexico)...”
Published 1990
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4by Spahr, Norman E.Subjects: “...Water quality Colorado River Watershed (Colo.-Mexico)...”
Published 1997
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5Subjects: “...Water quality Colorado River Watershed (Colo-Mexico)...”
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6Published 1989Subjects: “...Water quality Colorado River Watershed (Colo-Mexico)...”
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7by Gortsema, Gary C.Subjects: “...Water quality Colorado River Watershed (Colo.-Mexico)...”
Published 1993
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8Published 1996Subjects: “...Water quality Colorado River Watershed (Colo.-Mexico)...”
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9Published 2000Subjects: “...Water quality Colorado River Watershed (Colo.-Mexico)...”
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10Published 1991Subjects: “...Water quality Colorado River Watershed (Colo.-Mexico)...”
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11by Mueller, David K.Subjects: “...Water quality Colorado River Watershed (Colo-Mexico)...”
Published 1988
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12by Wynn, Kirby H.Subjects: “...Water quality Colorado River Watershed (Colo.-Mexico)...”
Published 1998
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13by Apodaca, Lori EstelleSubjects: “...Water quality Colorado River Watershed (Colo.-Mexico)...”
Published 1998
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14Published 1947Subjects: “...Water quality Colorado River Watershed (Colo.-Mexico)...”
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15by Paulsen, Carl G.Subjects: “...Water quality Colorado River Watershed (Colo.-Mexico)...”
Published 1950
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16by Wells, J. V. B.Subjects: “...Water quality Colorado River Watershed (Colo.-Mexico)...”
Published 1955
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17by Wells, J. V. B.Subjects: “...Water quality Colorado River Watershed (Colo.-Mexico)...”
Published 1959
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18by Freeman, W. B., active 1883, La Rue, Eugene C. (Eugene Clyde), 1879-1947, Padgett, H. D.Subjects: “...Water quality Colorado River Watershed (Colo.-Mexico)...”
Published 1912
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19Published 2009Subjects: “...Water quality Colorado River Watershed (Colo.-Mexico) Measurement....”
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20by Paulsen, Carl G.Subjects: “...Water quality Colorado River Watershed (Colo.-Mexico)...”
Published 1940
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