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 Name                           Last modified      Size  
 Parent Directory                                    -   
 coverthb.jpg                   2019-04-10 17:52   55K  
 ofr20191032.pdf                2019-04-10 19:12   26M

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U.S. Department of the Interior | U.S. Geological Survey
URL: https://pubs.usgs.gov/of/2019/1032/
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