Drilldown: Organization
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National Security Act of 1947 (1) ·
National Security Council directive by President Harry S. Truman in 1952 (2) ·
Originally part of the Survey of the Coast established by an act of Congress in 1807, became NGS under NOAA in 1970 with the National Oceanic and Atmospheric Administration Organic Act (1)
Showing below up to 4 results in range #1 to #4.