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4by Williams, Gordon R.Subjects: “...Erosion Bibliography....”
Published 1937
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Government Document eBook -
5Published 1938Subjects: “...Bibliographies....”
Electronic resource (PDF)
Government Document eBook -
6by Yevjevich, Vujica M., 1913-Subjects: “...Channels (Hydraulic engineering) Bibliography....”
Published 1964
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Government Document Serial -
9Published 1949Subjects: “...Soil conservation Bibliography Periodicals....”
Government Document Serial -
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17Published 1985Government Document Book
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20Published 1978Government Document Book