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USGS Online Publications

Icon  Name                           Last modified      Size  
[DIR] Parent Directory                                    -   
[DIR] grid_files/                    16-Nov-1998 15:58    -   
[DIR] point_files/                   16-Nov-1998 16:07    -   
[TXT] readme.txt                     19-Nov-1998 17:52  9.3K

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