Version History for SIR 2009-5202

Robin H. Gary, Zachary D. Wilson, Christy-Ann M. Archuleta, Florence E. Thompson, and Joseph Vrabel

Production of a National 1:1,000,000-Scale Hydrography Dataset for the United States—Feature Selection, 
Simplification, and Refinement

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Version 1.0:  Posted On-line September 30, 2009

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Version 1.1:  Posted On-line December 8, 2009

Text, p. 9, figure 4 replaced--Under "Explanation," increased line weight for 0 reason code; reaches for reason codes 13 and 14 added to map.

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Version 1.2:  Posted On-line May 20, 2010

Text, p. 16, figure 9 replaced.