Download the Excel versions of these plots
or see the uncompressed files in the data directory (called depthcarb, carbsilt, and depthsilt)

U.S. Department of the Interior, U.S. Geological Survey
URL: http://pubs.usgs.gov/of/1999/of99-010/htm/siltvh2o.htm
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Last modified: 13:46:55 Wed 17 Oct 2001
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