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      <marc:subfield code="a">Smith, A. G. </marc:subfield>
      <marc:subfield code="q">(Adrian G.)</marc:subfield>
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      <marc:subfield code="a">"Stream discharges are usually measured by the current meter method. During floods, however, it is frequently impossible or impractical to measure discharges by this means. Many peak discharges must be determined after the passage of the flood by indirect methods, such as the slope-area method"--Abstract.</marc:subfield>
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