3 results Refine Results
  1. 1
    Published 1961
    Government Document Serial
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    Saved in:
    Metropolitan surveys.
  2. 2
    Published 1988
    Government Document Serial
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    Saved in:
    NIST research reports.
  3. 3
    Published 1994
    Government Document Serial
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    Saved in:
    Project summaries /

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