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1Published 1998Government Document Microform Book
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2
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3Published 1976Government Document Book
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4Published 1976Government Document Book
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5Published 1976Government Document Book
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7Published 1977Government Document Book
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8
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9Investigation of the operating characteristics of the Iowa sediment concentration measuring system /by Locher, Frederick A.
Published 1976Government Document Book -
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11Published 1975Government Document Book
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12Published 1978Government Document Book
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