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Version  date

1.0     08/22/03 Initial release

1.1     09/05/03 Corrected some erroneous values in first row and column
                 of .dem files
                 
                 Corrected some erroneous values at edges of SRTM dem voids
                 where GTOPO30 values are filled in
                 
                 Corrected statistics files to reflect above modifications